Fix Makefile for OSX > 10.9
Add .gitignore, .travis for CI
Add .gitignore
Add travis.yml for CI
Merge pull request #8 from saketkc/mac_fixes

Fix Makefile for OSX > 10.9

Works for me, and I assume this passed build on Travis, so I'm going to merge it.
Fix the bug: the default values for the start and increment were swapped.
Merge remote-tracking branch 'upstream/master'