fixes Google exception when zooming to non-whole numbers.

issue evident during touch zoom on touch devices. `this._map.getZoom()` will return values with decimals (like 14.111888250817666) triggering HTTP 400 from Google.
Merge pull request #130 from brandoncopeland/touchzoom-fix

fixes Google exception when zooming to non-whole numbers.
version bump
Handle GroundOverlay for KML, first pass
Handle GroundOverlay rotation

by adding a L.RotatedImageOverlay method inspired by @bbecquet code, thx to him :)
todo, fix rotation loss during zoom anim
Handle GroundOverlay rotation during zoom anim

(not sure it's the best way, but it works)
add getBounds() method to L.RotatedImageOverlay in order to allow fitBounds() on KML layer
Merge pull request #133 from shramov/kml_groundoverlay

Handle GroundOverlay for KML
version bump
use markdown for README + tags for package
replace spaces with tabs to avoid mixed tabs/spaces
Merge pull request #134 from fiskus/f/mixed-tabs-and-spaces-in-yandex-google-layers

Replace spaces with tabs to avoid mixed tabs/spaces
remove console.log calls
Merge pull request #138 from fiskus/f/remove-console-calls-with-clear-history

Remove console calls