Add lexer dump to main and fix a couple of bugs

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

src/vm/syn/parser.lalrpop

@@ -17,7 +17,7 @@ Value: Value = {
 }
 
 Label: String = {
-    "[a-zA-Z]+" => String::from(<>),
+    r"[a-zA-Z]+" => String::from(<>),
 }
 
 Number: u64 = {
@@ -69,11 +69,16 @@ Inst: Inst = {
 }
 
 Directive: Directive = {
-    ".section" <s:Label> => Directive::Section(s.to_string()),
+    r"\.section" <s:Label> => Directive::Section(s.to_string()),
+    r"\.org" <v:Value> => Directive::Org(v),
 }
 
-pub Line: Line = {
+Line: Line = {
     <Directive> => Line::Directive(<>),
     <Inst> => Line::Inst(<>),
     <LabelDef> => Line::LabelDef(<>),
 }
+
+pub Program: Vec<Line> = {
+    <Line*> => <>,
+}