searchbox isolate scope, template and events required, all other properties optional
Merge remote-tracking branch 'upstream/master'

Conflicts:
	dist/angular-google-maps.min.js
	dist/angular-google-maps_dev_mapped.js.map
	dist/angular-google-maps_dev_mapped.min.js
	dist/angular-google-maps_dev_mapped.min.js.map
fixing website_libs/dev_deps.js
matching website/dev_deps.js with upstream/master
Merge pull request #980 from kandizzy/master

SearchBox, making events property required in isolate scope