Added GeoPoint Support

Support for GeoPoints, Geopoints are mapped to ParseGeoPoint class, you
can create GeoPoints using this class also. See ReadMe and Tests for
Documentation

README.md

@@ -203,6 +203,32 @@ end
 
 If you want to use parse_resource to back a simple authentication system for a Rails app, follow this [tutorial](http://asciicasts.com/episodes/250-authentication-from-scratch), and make some simple modifications.
 
+GeoPoints
+
+```ruby
+    class Place < ParseResource::Base
+      fields :location
+    end
+
+    place = Place.new
+    place.location = ParseGeoPoint.new :latitude => 34.09300844216167, :longitude => -118.3780094460731
+    place.save
+    place.location.inspect #=> #<ParseGeoPoint:0x007fb4f39c7de0 @latitude=34.09300844216167, @longitude=-118.3780094460731>
+
+
+    place = Place.new
+    place.location = ParseGeoPoint.new
+    place.location.latitude = 34.09300844216167
+    place.location.longitude = -118.3780094460731
+    place.save
+    place.location.inspect #=> #<ParseGeoPoint:0x007fb4f39c7de0 @latitude=34.09300844216167, @longitude=-118.3780094460731>
+
+    server_place = Place.find(place.objectId)
+    server_place.location.inspect #=> #<ParseGeoPoint:0x007fb4f39c7de0 @latitude=34.09300844216167, @longitude=-118.3780094460731>
+    server_place.location.latitude #=> 34.09300844216167
+    server_place.location.longitude #=> -118.3780094460731
+```
+
 DEPRECATED
 Associations
 

lib/parse_resource/base.rb

@@ -9,6 +9,7 @@
 require "parse_resource/query_methods"
 require "parse_resource/parse_error"
 require "parse_resource/parse_exceptions"
+require "parse_resource/types/parse_geopoint"
 
 module ParseResource
 
@@ -396,6 +397,8 @@ def get_attribute(k)
           result = DateTime.parse(attrs[k]["iso"])
         when "File"
           result = attrs[k]["url"]
+        when "GeoPoint"
+          result = ParseGeoPoint.new(attrs[k])
         end #todo: support other types https://www.parse.com/docs/rest#objects-types
       else
         result =  attrs["#{k}"]

lib/parse_resource/types/parse_geopoint.rb

@@ -0,0 +1,19 @@
+class ParseGeoPoint
+  attr_accessor :latitude, :longitude
+
+  def initialize(hash=nil)
+    if hash.nil?
+      self.latitude=0.0
+      self.longitude=0.0
+    else
+      self.latitude = hash["latitude"] || hash[:latitude]
+      self.longitude = hash["longitude"] || hash[:longitude]
+    end
+
+  end
+
+  def to_pointer
+    {"__type"=>"GeoPoint", :latitude=> self.latitude, :longitude => self.longitude}
+  end
+
+end

test/test_types.rb

@@ -0,0 +1,43 @@
+require 'helper'
+require 'parse_resource'
+
+ParseResource::Base.load!(ENV["PARSE_RESOURCE_APPLICATION_ID"], ENV["PARSE_RESOURCE_MASTER_KEY"])
+
+class Place < ParseResource::Base
+  fields :name, :location
+end
+
+class TestParseResource < Test::Unit::TestCase
+
+  def test_saving_geopoint_with_coords
+    Place.destroy_all
+    place = Place.new
+    place.name = "Office"
+    place.location = ParseGeoPoint.new
+    place.location.latitude = 34.09300844216167
+    place.location.longitude = -118.3780094460731
+    place.save
+    assert_equal Place.count, 1
+  end
+
+  def test_saving_geo_point_with_quick_init
+    Place.destroy_all
+    place = Place.new
+    place.location = ParseGeoPoint.new :latitude => 34.09300844216167, :longitude => -118.3780094460731
+    place.save
+    assert_equal Place.count, 1
+  end
+
+  def test_fetching_geopoint_field
+    Place.destroy_all
+    place = Place.new
+    place.location = ParseGeoPoint.new :latitude => 34.09300844216167, :longitude => -118.3780094460731
+    place.save
+    assert_equal Place.count, 1
+
+    server_place = Place.find(place.objectId)
+    assert_equal server_place.location.latitude, 34.09300844216167
+    assert_equal server_place.location.longitude, -118.3780094460731
+  end
+
+end