Change computeTimes function to use Writer
Fix README.md for travis image
Unused code and cabal cleanup
Merge changes from upstream
Real cleanup of unused functions
Hlint corrections to tests
Merge pull request #5 from jtanguy/master

Rewite the computeTimes with Writer + spring cleaning
Moved executable + Added top-level export module

Also fixed .ghci to use the top-level export module
Fix: If $XDG_DATA_HOME doesn't exist, create it.
Create empty event file at startup in necessary
Merge branch 'master' into ghc-wall

Conflicts:
	hammertime.cabal
	src/Hammertime/Core.hs
	src/Hammertime/Main.hs