changed setLatLang in to a saner version while perserving backward compatibility
Merge pull request #7 from woodworker/latlang-change

changed setLatLang
Test Suite with some initial test coverage
Fix LatLang formatting
Merge pull request #8 from dantudor/TestSuite

Test Suite with some initial test coverage
Enable Travis CI
Merge pull request #9 from dantudor/LatLang

Fix LatLang formatting
Add Travis build status
Merge branch 'develop' of github.com:PredictionIO/PredictionIO-PHP-SDK into develop