Improved Android extensions

Add a few more convenience functions such as setting markers and the path from a Lists of Android Location or LatLng.

Bugfixes, Android extensions

• adds android module with extensions for google maps + location datatypes:
  • GMaps LatLng
  • GMaps Marker
  • GMaps Polyline + Polyline Options
  • Android Location

Bugfixes

Fixes several bugs concerning requirement checks.

Adds path simplification

0.4.0

update readme & javadoc

Adds url length check, Location type

• Breaking: Locations are now specified using the new Location type which can be constructed from Pair<Double,Double> by calling the toLocation() extension function.
• The library will now throw a warning if the resulting Url is longer than 8192 characters

Adds automatic downscaling

Now if the downscale parameter is true, which is the default, the size is automatically downscaled to fit within Google's restrictions while preserving the aspect ratio.
Closes #2

Initial Release

0.1.0

adds download instructions to readme