Fix grammatical errors
If an included file inside an included file cannot be located, throw an error

Update unit tests to test for this
Bump version to 0.5.3
Merge pull request #20 from nubs/patch-1

Fix grammatical errors
Upgraded getit, fixed tests with remote repo changes
Bump version to 0.5.4
Merge branch 'master' of github.com:buildjs/rigger