Adding a method to get svg elements from d3 features
adding click to show source to feature demo
Merge pull request #168 from OpenGeoscience/interactive-feature-demo

Click to show source code for feature demo
implement osmLayer tilesLoaded event
adding map.onIdle
moving onIdle logic to object
migrating to jasmine 2.0
fixing jasmine test runners for version 2.0
adding testing for object.onIdle