Always consider empty files as 100% tested
Merge pull request #40 from tarbrain/master

Fix calculation of branch coverage when a class has no branches.
Merge remote-tracking branch 'upstream/master'
Changed tests to validate that empty files have 100% coverage.
Merge pull request #46 from tarbrain/master

[README] Add TBStateMachine to Projects that use Slather.
Merge pull request #45 from neonichu/master

Always consider empty files as 100% tested
[CHANGELOG] Add entry for Boris' PR #45.
[Release] Version 1.5.4.