diff --git a/examples/asdf.svg b/examples/asdf.svg
deleted file mode 100644
index 095ca46..0000000
--- a/examples/asdf.svg
+++ /dev/null
@@ -1,155 +0,0 @@
-<svg width="544" height="288" xmlns="http://www.w3.org/2000/svg">
-  <rect x="0" y="0" width="32" height="32" fill="#000000" />
-  <rect x="32" y="0" width="32" height="32" fill="#000000" />
-  <rect x="64" y="0" width="32" height="32" fill="#000000" />
-  <rect x="96" y="0" width="32" height="32" fill="#000000" />
-  <rect x="128" y="0" width="32" height="32" fill="#444444" />
-  <rect x="160" y="0" width="32" height="32" fill="#222222" />
-  <rect x="192" y="0" width="32" height="32" fill="#222222" />
-  <rect x="224" y="0" width="32" height="32" fill="#222222" />
-  <rect x="256" y="0" width="32" height="32" fill="#444444" />
-  <rect x="288" y="0" width="32" height="32" fill="#111111" />
-  <rect x="320" y="0" width="32" height="32" fill="#111111" />
-  <rect x="352" y="0" width="32" height="32" fill="#111111" />
-  <rect x="384" y="0" width="32" height="32" fill="#444444" />
-  <rect x="416" y="0" width="32" height="32" fill="#111111" />
-  <rect x="448" y="0" width="32" height="32" fill="#111111" />
-  <rect x="480" y="0" width="32" height="32" fill="#111111" />
-  <rect x="512" y="0" width="32" height="32" fill="#bbbbbb" />
-  <rect x="0" y="32" width="32" height="32" fill="#000000" />
-  <rect x="32" y="32" width="32" height="32" fill="#000000" />
-  <rect x="64" y="32" width="32" height="32" fill="#000000" />
-  <rect x="96" y="32" width="32" height="32" fill="#111111" />
-  <rect x="128" y="32" width="32" height="32" fill="#000000" />
-  <rect x="160" y="32" width="32" height="32" fill="#555555" />
-  <rect x="192" y="32" width="32" height="32" fill="#000000" />
-  <rect x="224" y="32" width="32" height="32" fill="#111111" />
-  <rect x="256" y="32" width="32" height="32" fill="#000000" />
-  <rect x="288" y="32" width="32" height="32" fill="#444444" />
-  <rect x="320" y="32" width="32" height="32" fill="#000000" />
-  <rect x="352" y="32" width="32" height="32" fill="#333333" />
-  <rect x="384" y="32" width="32" height="32" fill="#000000" />
-  <rect x="416" y="32" width="32" height="32" fill="#333333" />
-  <rect x="448" y="32" width="32" height="32" fill="#000000" />
-  <rect x="480" y="32" width="32" height="32" fill="#222222" />
-  <rect x="512" y="32" width="32" height="32" fill="#333333" />
-  <rect x="0" y="64" width="32" height="32" fill="#000000" />
-  <rect x="32" y="64" width="32" height="32" fill="#000000" />
-  <rect x="64" y="64" width="32" height="32" fill="#111111" />
-  <rect x="96" y="64" width="32" height="32" fill="#000000" />
-  <rect x="128" y="64" width="32" height="32" fill="#000000" />
-  <rect x="160" y="64" width="32" height="32" fill="#000000" />
-  <rect x="192" y="64" width="32" height="32" fill="#666666" />
-  <rect x="224" y="64" width="32" height="32" fill="#000000" />
-  <rect x="256" y="64" width="32" height="32" fill="#000000" />
-  <rect x="288" y="64" width="32" height="32" fill="#000000" />
-  <rect x="320" y="64" width="32" height="32" fill="#777777" />
-  <rect x="352" y="64" width="32" height="32" fill="#000000" />
-  <rect x="384" y="64" width="32" height="32" fill="#000000" />
-  <rect x="416" y="64" width="32" height="32" fill="#000000" />
-  <rect x="448" y="64" width="32" height="32" fill="#555555" />
-  <rect x="480" y="64" width="32" height="32" fill="#000000" />
-  <rect x="512" y="64" width="32" height="32" fill="#333333" />
-  <rect x="0" y="96" width="32" height="32" fill="#000000" />
-  <rect x="32" y="96" width="32" height="32" fill="#111111" />
-  <rect x="64" y="96" width="32" height="32" fill="#000000" />
-  <rect x="96" y="96" width="32" height="32" fill="#000000" />
-  <rect x="128" y="96" width="32" height="32" fill="#000000" />
-  <rect x="160" y="96" width="32" height="32" fill="#111111" />
-  <rect x="192" y="96" width="32" height="32" fill="#000000" />
-  <rect x="224" y="96" width="32" height="32" fill="#555555" />
-  <rect x="256" y="96" width="32" height="32" fill="#000000" />
-  <rect x="288" y="96" width="32" height="32" fill="#333333" />
-  <rect x="320" y="96" width="32" height="32" fill="#000000" />
-  <rect x="352" y="96" width="32" height="32" fill="#444444" />
-  <rect x="384" y="96" width="32" height="32" fill="#000000" />
-  <rect x="416" y="96" width="32" height="32" fill="#222222" />
-  <rect x="448" y="96" width="32" height="32" fill="#000000" />
-  <rect x="480" y="96" width="32" height="32" fill="#333333" />
-  <rect x="512" y="96" width="32" height="32" fill="#333333" />
-  <rect x="0" y="128" width="32" height="32" fill="#333333" />
-  <rect x="32" y="128" width="32" height="32" fill="#000000" />
-  <rect x="64" y="128" width="32" height="32" fill="#000000" />
-  <rect x="96" y="128" width="32" height="32" fill="#000000" />
-  <rect x="128" y="128" width="32" height="32" fill="#111111" />
-  <rect x="160" y="128" width="32" height="32" fill="#000000" />
-  <rect x="192" y="128" width="32" height="32" fill="#000000" />
-  <rect x="224" y="128" width="32" height="32" fill="#000000" />
-  <rect x="256" y="128" width="32" height="32" fill="#777777" />
-  <rect x="288" y="128" width="32" height="32" fill="#000000" />
-  <rect x="320" y="128" width="32" height="32" fill="#000000" />
-  <rect x="352" y="128" width="32" height="32" fill="#000000" />
-  <rect x="384" y="128" width="32" height="32" fill="#888888" />
-  <rect x="416" y="128" width="32" height="32" fill="#000000" />
-  <rect x="448" y="128" width="32" height="32" fill="#000000" />
-  <rect x="480" y="128" width="32" height="32" fill="#000000" />
-  <rect x="512" y="128" width="32" height="32" fill="#777777" />
-  <rect x="0" y="160" width="32" height="32" fill="#333333" />
-  <rect x="32" y="160" width="32" height="32" fill="#222222" />
-  <rect x="64" y="160" width="32" height="32" fill="#000000" />
-  <rect x="96" y="160" width="32" height="32" fill="#000000" />
-  <rect x="128" y="160" width="32" height="32" fill="#000000" />
-  <rect x="160" y="160" width="32" height="32" fill="#111111" />
-  <rect x="192" y="160" width="32" height="32" fill="#000000" />
-  <rect x="224" y="160" width="32" height="32" fill="#111111" />
-  <rect x="256" y="160" width="32" height="32" fill="#000000" />
-  <rect x="288" y="160" width="32" height="32" fill="#666666" />
-  <rect x="320" y="160" width="32" height="32" fill="#000000" />
-  <rect x="352" y="160" width="32" height="32" fill="#888888" />
-  <rect x="384" y="160" width="32" height="32" fill="#000000" />
-  <rect x="416" y="160" width="32" height="32" fill="#111111" />
-  <rect x="448" y="160" width="32" height="32" fill="#000000" />
-  <rect x="480" y="160" width="32" height="32" fill="#444444" />
-  <rect x="512" y="160" width="32" height="32" fill="#444444" />
-  <rect x="0" y="192" width="32" height="32" fill="#333333" />
-  <rect x="32" y="192" width="32" height="32" fill="#000000" />
-  <rect x="64" y="192" width="32" height="32" fill="#222222" />
-  <rect x="96" y="192" width="32" height="32" fill="#000000" />
-  <rect x="128" y="192" width="32" height="32" fill="#000000" />
-  <rect x="160" y="192" width="32" height="32" fill="#000000" />
-  <rect x="192" y="192" width="32" height="32" fill="#222222" />
-  <rect x="224" y="192" width="32" height="32" fill="#000000" />
-  <rect x="256" y="192" width="32" height="32" fill="#000000" />
-  <rect x="288" y="192" width="32" height="32" fill="#000000" />
-  <rect x="320" y="192" width="32" height="32" fill="#eeeeee" />
-  <rect x="352" y="192" width="32" height="32" fill="#000000" />
-  <rect x="384" y="192" width="32" height="32" fill="#000000" />
-  <rect x="416" y="192" width="32" height="32" fill="#000000" />
-  <rect x="448" y="192" width="32" height="32" fill="#555555" />
-  <rect x="480" y="192" width="32" height="32" fill="#000000" />
-  <rect x="512" y="192" width="32" height="32" fill="#444444" />
-  <rect x="0" y="224" width="32" height="32" fill="#333333" />
-  <rect x="32" y="224" width="32" height="32" fill="#000000" />
-  <rect x="64" y="224" width="32" height="32" fill="#000000" />
-  <rect x="96" y="224" width="32" height="32" fill="#222222" />
-  <rect x="128" y="224" width="32" height="32" fill="#000000" />
-  <rect x="160" y="224" width="32" height="32" fill="#111111" />
-  <rect x="192" y="224" width="32" height="32" fill="#000000" />
-  <rect x="224" y="224" width="32" height="32" fill="#111111" />
-  <rect x="256" y="224" width="32" height="32" fill="#000000" />
-  <rect x="288" y="224" width="32" height="32" fill="#888888" />
-  <rect x="320" y="224" width="32" height="32" fill="#000000" />
-  <rect x="352" y="224" width="32" height="32" fill="#666666" />
-  <rect x="384" y="224" width="32" height="32" fill="#000000" />
-  <rect x="416" y="224" width="32" height="32" fill="#444444" />
-  <rect x="448" y="224" width="32" height="32" fill="#000000" />
-  <rect x="480" y="224" width="32" height="32" fill="#111111" />
-  <rect x="512" y="224" width="32" height="32" fill="#444444" />
-  <rect x="0" y="256" width="32" height="32" fill="#666666" />
-  <rect x="32" y="256" width="32" height="32" fill="#111111" />
-  <rect x="64" y="256" width="32" height="32" fill="#111111" />
-  <rect x="96" y="256" width="32" height="32" fill="#111111" />
-  <rect x="128" y="256" width="32" height="32" fill="#222222" />
-  <rect x="160" y="256" width="32" height="32" fill="#000000" />
-  <rect x="192" y="256" width="32" height="32" fill="#000000" />
-  <rect x="224" y="256" width="32" height="32" fill="#000000" />
-  <rect x="256" y="256" width="32" height="32" fill="#555555" />
-  <rect x="288" y="256" width="32" height="32" fill="#111111" />
-  <rect x="320" y="256" width="32" height="32" fill="#111111" />
-  <rect x="352" y="256" width="32" height="32" fill="#111111" />
-  <rect x="384" y="256" width="32" height="32" fill="#777777" />
-  <rect x="416" y="256" width="32" height="32" fill="#333333" />
-  <rect x="448" y="256" width="32" height="32" fill="#333333" />
-  <rect x="480" y="256" width="32" height="32" fill="#333333" />
-  <rect x="512" y="256" width="32" height="32" fill="#444444" />
-</svg>
\ No newline at end of file
diff --git a/examples/empty.svg b/examples/empty.svg
deleted file mode 100644
index 37f95a2..0000000
--- a/examples/empty.svg
+++ /dev/null
@@ -1,130 +0,0 @@
-<svg width="512" height="256" xmlns="http://www.w3.org/2000/svg">
-  <rect x="0" y="0" width="32" height="32" fill="#003333" />
-  <rect x="32" y="0" width="32" height="32" fill="#002222" />
-  <rect x="64" y="0" width="32" height="32" fill="#002222" />
-  <rect x="96" y="0" width="32" height="32" fill="#003333" />
-  <rect x="128" y="0" width="32" height="32" fill="#003333" />
-  <rect x="160" y="0" width="32" height="32" fill="#001111" />
-  <rect x="192" y="0" width="32" height="32" fill="#001111" />
-  <rect x="224" y="0" width="32" height="32" fill="#002222" />
-  <rect x="256" y="0" width="32" height="32" fill="#001111" />
-  <rect x="288" y="0" width="32" height="32" fill="#001111" />
-  <rect x="320" y="0" width="32" height="32" fill="#001111" />
-  <rect x="352" y="0" width="32" height="32" fill="#006666" />
-  <rect x="384" y="0" width="32" height="32" fill="#007777" />
-  <rect x="416" y="0" width="32" height="32" fill="#006666" />
-  <rect x="448" y="0" width="32" height="32" fill="#008888" />
-  <rect x="480" y="0" width="32" height="32" fill="#00ffff" />
-  <rect x="0" y="32" width="32" height="32" fill="#001111" />
-  <rect x="32" y="32" width="32" height="32" fill="#001111" />
-  <rect x="64" y="32" width="32" height="32" fill="#001111" />
-  <rect x="96" y="32" width="32" height="32" fill="#001111" />
-  <rect x="128" y="32" width="32" height="32" fill="#000000" />
-  <rect x="160" y="32" width="32" height="32" fill="#001111" />
-  <rect x="192" y="32" width="32" height="32" fill="#000000" />
-  <rect x="224" y="32" width="32" height="32" fill="#000000" />
-  <rect x="256" y="32" width="32" height="32" fill="#002222" />
-  <rect x="288" y="32" width="32" height="32" fill="#000000" />
-  <rect x="320" y="32" width="32" height="32" fill="#001111" />
-  <rect x="352" y="32" width="32" height="32" fill="#000000" />
-  <rect x="384" y="32" width="32" height="32" fill="#003333" />
-  <rect x="416" y="32" width="32" height="32" fill="#003333" />
-  <rect x="448" y="32" width="32" height="32" fill="#005555" />
-  <rect x="480" y="32" width="32" height="32" fill="#005555" />
-  <rect x="0" y="64" width="32" height="32" fill="#001111" />
-  <rect x="32" y="64" width="32" height="32" fill="#001111" />
-  <rect x="64" y="64" width="32" height="32" fill="#002222" />
-  <rect x="96" y="64" width="32" height="32" fill="#000000" />
-  <rect x="128" y="64" width="32" height="32" fill="#000000" />
-  <rect x="160" y="64" width="32" height="32" fill="#000000" />
-  <rect x="192" y="64" width="32" height="32" fill="#001111" />
-  <rect x="224" y="64" width="32" height="32" fill="#000000" />
-  <rect x="256" y="64" width="32" height="32" fill="#000000" />
-  <rect x="288" y="64" width="32" height="32" fill="#003333" />
-  <rect x="320" y="64" width="32" height="32" fill="#000000" />
-  <rect x="352" y="64" width="32" height="32" fill="#000000" />
-  <rect x="384" y="64" width="32" height="32" fill="#002222" />
-  <rect x="416" y="64" width="32" height="32" fill="#008888" />
-  <rect x="448" y="64" width="32" height="32" fill="#001111" />
-  <rect x="480" y="64" width="32" height="32" fill="#005555" />
-  <rect x="0" y="96" width="32" height="32" fill="#002222" />
-  <rect x="32" y="96" width="32" height="32" fill="#001111" />
-  <rect x="64" y="96" width="32" height="32" fill="#000000" />
-  <rect x="96" y="96" width="32" height="32" fill="#002222" />
-  <rect x="128" y="96" width="32" height="32" fill="#000000" />
-  <rect x="160" y="96" width="32" height="32" fill="#000000" />
-  <rect x="192" y="96" width="32" height="32" fill="#000000" />
-  <rect x="224" y="96" width="32" height="32" fill="#002222" />
-  <rect x="256" y="96" width="32" height="32" fill="#001111" />
-  <rect x="288" y="96" width="32" height="32" fill="#000000" />
-  <rect x="320" y="96" width="32" height="32" fill="#002222" />
-  <rect x="352" y="96" width="32" height="32" fill="#003333" />
-  <rect x="384" y="96" width="32" height="32" fill="#005555" />
-  <rect x="416" y="96" width="32" height="32" fill="#000000" />
-  <rect x="448" y="96" width="32" height="32" fill="#003333" />
-  <rect x="480" y="96" width="32" height="32" fill="#006666" />
-  <rect x="0" y="128" width="32" height="32" fill="#002222" />
-  <rect x="32" y="128" width="32" height="32" fill="#000000" />
-  <rect x="64" y="128" width="32" height="32" fill="#000000" />
-  <rect x="96" y="128" width="32" height="32" fill="#000000" />
-  <rect x="128" y="128" width="32" height="32" fill="#003333" />
-  <rect x="160" y="128" width="32" height="32" fill="#000000" />
-  <rect x="192" y="128" width="32" height="32" fill="#001111" />
-  <rect x="224" y="128" width="32" height="32" fill="#001111" />
-  <rect x="256" y="128" width="32" height="32" fill="#002222" />
-  <rect x="288" y="128" width="32" height="32" fill="#000000" />
-  <rect x="320" y="128" width="32" height="32" fill="#001111" />
-  <rect x="352" y="128" width="32" height="32" fill="#005555" />
-  <rect x="384" y="128" width="32" height="32" fill="#003333" />
-  <rect x="416" y="128" width="32" height="32" fill="#000000" />
-  <rect x="448" y="128" width="32" height="32" fill="#001111" />
-  <rect x="480" y="128" width="32" height="32" fill="#005555" />
-  <rect x="0" y="160" width="32" height="32" fill="#001111" />
-  <rect x="32" y="160" width="32" height="32" fill="#000000" />
-  <rect x="64" y="160" width="32" height="32" fill="#000000" />
-  <rect x="96" y="160" width="32" height="32" fill="#001111" />
-  <rect x="128" y="160" width="32" height="32" fill="#000000" />
-  <rect x="160" y="160" width="32" height="32" fill="#003333" />
-  <rect x="192" y="160" width="32" height="32" fill="#001111" />
-  <rect x="224" y="160" width="32" height="32" fill="#000000" />
-  <rect x="256" y="160" width="32" height="32" fill="#000000" />
-  <rect x="288" y="160" width="32" height="32" fill="#004444" />
-  <rect x="320" y="160" width="32" height="32" fill="#000000" />
-  <rect x="352" y="160" width="32" height="32" fill="#000000" />
-  <rect x="384" y="160" width="32" height="32" fill="#003333" />
-  <rect x="416" y="160" width="32" height="32" fill="#004444" />
-  <rect x="448" y="160" width="32" height="32" fill="#001111" />
-  <rect x="480" y="160" width="32" height="32" fill="#001111" />
-  <rect x="0" y="192" width="32" height="32" fill="#001111" />
-  <rect x="32" y="192" width="32" height="32" fill="#000000" />
-  <rect x="64" y="192" width="32" height="32" fill="#001111" />
-  <rect x="96" y="192" width="32" height="32" fill="#000000" />
-  <rect x="128" y="192" width="32" height="32" fill="#001111" />
-  <rect x="160" y="192" width="32" height="32" fill="#001111" />
-  <rect x="192" y="192" width="32" height="32" fill="#002222" />
-  <rect x="224" y="192" width="32" height="32" fill="#000000" />
-  <rect x="256" y="192" width="32" height="32" fill="#001111" />
-  <rect x="288" y="192" width="32" height="32" fill="#000000" />
-  <rect x="320" y="192" width="32" height="32" fill="#003333" />
-  <rect x="352" y="192" width="32" height="32" fill="#000000" />
-  <rect x="384" y="192" width="32" height="32" fill="#001111" />
-  <rect x="416" y="192" width="32" height="32" fill="#004444" />
-  <rect x="448" y="192" width="32" height="32" fill="#003333" />
-  <rect x="480" y="192" width="32" height="32" fill="#001111" />
-  <rect x="0" y="224" width="32" height="32" fill="#001111" />
-  <rect x="32" y="224" width="32" height="32" fill="#001111" />
-  <rect x="64" y="224" width="32" height="32" fill="#000000" />
-  <rect x="96" y="224" width="32" height="32" fill="#002222" />
-  <rect x="128" y="224" width="32" height="32" fill="#002222" />
-  <rect x="160" y="224" width="32" height="32" fill="#001111" />
-  <rect x="192" y="224" width="32" height="32" fill="#001111" />
-  <rect x="224" y="224" width="32" height="32" fill="#004444" />
-  <rect x="256" y="224" width="32" height="32" fill="#004444" />
-  <rect x="288" y="224" width="32" height="32" fill="#004444" />
-  <rect x="320" y="224" width="32" height="32" fill="#004444" />
-  <rect x="352" y="224" width="32" height="32" fill="#005555" />
-  <rect x="384" y="224" width="32" height="32" fill="#002222" />
-  <rect x="416" y="224" width="32" height="32" fill="#001111" />
-  <rect x="448" y="224" width="32" height="32" fill="#004444" />
-  <rect x="480" y="224" width="32" height="32" fill="#005555" />
-</svg>