Added building instructions to readme
Fixed hlint suggestions in Preprocessor
Fixed hlint suggestions in SyntacticalAnalysis.hs
Merge remote-tracking branch 'origin/preproc-lexer'
Removed hlint dependency and updated travis file
Updated dependencies in README
added signature in SynAna
added some test cases
made invalid rails dependent on relative direction
crash on missing $ sign
make one liners crash
detect empty endless loops
added empty endless loop example