updated MarkerParentModelSpec, moved some improvments on events for the marker directive #275
version bump 1.0.15
example
- cleaned up bootstrap css for span7 and rows to be like the develop
  branch
Merge branch 'master' into develop

Conflicts:
	Gruntfile.coffee
	bower.json
	dist/angular-google-maps.js
	dist/angular-google-maps.min.js
	example/example.html
	package.json
	spec/coffee/directives/api/models/parent/marker-parent-model.spec.coffee
	src/coffee/directives/api/models/parent/marker-parent-model.coffee