who broke it this way?? Son, leave your mouse away from my source
also decipher the indentation errors
cleanly react to thread interruption and indentation errors
fix the modality of that dialog (was apparently made visible too early)
proper implementation of the Cohen's pancakes in Python (I hate that language)
cohen pancakes in Scala
Change tabs to 4 spaces in python

This makes it impossible to get messed up with tabs and spaces.
4 spaces is the amount used graphically in jsyntaxpane, so the user
should not notice.

This fixes #73 (but not the java part, which I'll move to a TODO item).