Add new ParseGeoPoint(point) for copying

Author: grantland

Parse/src/main/java/com/parse/ParseGeoPoint.java

@@ -58,6 +58,16 @@ public ParseGeoPoint(double latitude, double longitude) {
     setLongitude(longitude);
   }
 
+  /**
+   * Creates a copy of {@code point};
+   *
+   * @param point
+   *          The point to copy.
+   */
+  public ParseGeoPoint(ParseGeoPoint point) {
+    this(point.getLatitude(), point.getLongitude());
+  }
+
   /**
    * Set latitude. Valid range is (-90.0, 90.0). Extremes should not be used.
    *