Implemented toLocal for more input data types
zooming with vertical scroll only
fixing selenium tests for new interface
bumping test image revision for new tile set
Return null if layer cannot be created
waiting longer in animation test for tiles to load
Merge pull request #127 from OpenGeoscience/clamp_north_south

Clamp north south
removing borders and scroll bars from selenium tests
Merge pull request #132 from OpenGeoscience/test-remove-scrollbars

removing borders and scroll bars from selenium tests
removing crud from the repository
Merge pull request #134 from OpenGeoscience/remove-crud

Removing crud from the repository
changing to jshint for style tests/installing by npm
Using relative path to name jshint tests
adding jshint configuration
fixing style for several core files
ignoring compiled python modules
fixing style issues for all files
removing unnecessary phantomjs install
adding path feature type and changing graph style definition
importing all old tests into new test framework