geofield 7.x-1.0-alpha4

New release! This release features many stability improvements, plus the beginnings of simpletests for geofield.

Patch list:
- #1175860: Local Solr Integration - Local Solr Integration improvements
- #1258856: Improve drush make integration - Improved drush make integration
- #1185886: Inconsistency in form validate and hook_field_is_empty - Fix for hook_field_is_empty().
- #1245278: Display opposite cardinal directions - geofield_latlon_DECtoDMS reversed N/S and E/W
- #1184410: Default to slippy map - Slippy map by default
- #1145008: Fix a typo s/incompatable/incompatible/ - Typo. Thanks ao2
- #1171000: Undefined index: map_name - Thanks to avr - Undefined index: map_name
- #1211030: Schema correction: floats do not have a length attribute. - Thanks to pillarsdotnet - Schema correction: floats do not have a length attribute.
- #1117464: Search API integration - by camidoo Fixed incorrect call to missing hook_field_info