Add log and persister packages.
Merge pull request #2 from smkell/development

Add log and persister packages.
Add CreateLogger function.
Merge remote-tracking branch 'upstream/development' into development
Add log level type.
Add documentation to logger type. Add benchmark function to CreateLogger function.
Add GetLogger function with tests and benchmarks.
Add tests for Logger.Log and Logger.Logf
Add TravisCI support.
Add language setting to travis.yml
Try to fix test script.
Removing the update to the get.
Fix TestLogf to be machine independent.
Update status image.
Add Logln method to Logger.
Merge pull request #3 from smkell/development

Development
Update README.md
Update .travis.yml for novaroma repository.
Update build.go to use novaroma repository.
Add documentation to Logger.Logln