New version with some optimizations:
* Only one "markers" feature.
* Reworked examples.
* Better manegement of zoom event.
* Zoom property inside "center".
Reworked multimarkers and path example, but not finished yet
Some fixes to the module dev branch
Almost finished new version
Fixes #28 #27 + Map bounds.
Merge pull request #31 from steffel/dev

Fixes #28 #27 + Map bounds.
fixes #28
Merge pull request #32 from steffel/dev

fixes #28
Merge branch 'dev'

Conflicts:
	dist/angular-leaflet-directive.min.js
	examples/multimarkers-example.html
	src/angular-leaflet-directive.js