geospatial 0.2.0

PHP Extension to handle common geospatial functions

The extension currently has implementations of the Haversine and
Vincenty's formulas for calculating distances, an initial bearing calculation
function, a Helmert transformation function to transfer between different
supported datums, conversions between polar and Cartesian coordinates,
conversions between Degree/Minute/Seconds and decimal degrees, a method to
simplify linear geometries, as well as a method to calculate intermediate
points on a LineString.

License: PHP 3.01


- Fixed issue #16: Segfault on rdp_simplify for GeoJSON
- Add Travis tests (Emir Beganovic)
- Fixed issue #20: Add Geo Hashing functions geohash_encode and geohash_decode. (Emir Beganovic)