Whenever someone says something, there's a chance that markov will
interject his opinion. Users can also set the chance between 0.0 and the
default value (in the config) if they want to see markov replies less
often.
Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
If something is changed in a markov chain it gets flagged as dirty,
which is used to determine whether the chain should be saved.
Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
If you don't use/access your chain every N seconds (300 by default), it
will unload your chain from memory and save it to disk.
Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
