gmap 7.x-2.5-alpha3

Fixes from 7.x-2.5-alpha2
#1931138: Fixing all 'single marker' issues
#1938006: Link to macro page in GMap style plugin. Handle subdirectory install path.
#1928834: Clean info files of unneeded files declarations. Change module description.
and from 7.x-2.4
#1934122: Gmap Views tests. Needs extending and fixing follow-ups
#1907478: Gmap gmap style views plugin using non-existing property geofield
#1929544: Fix for Relative Path from Root to gmap_markers.js to make Markers show
#1927492: Notice undefined index markermode in gmap_plugin_style_gmap.inc
#1926846: Extending gmap module *.tests. Catching test gaps.

Known issues

Meta

#1932378: [META] gmap-7.x-3.0 release roadmap

Other

#1928012: Gmap+Location in views add CCK Fields
#1887506: Shapes not working 7.x-2.x?
#1153032: Markers doesn't work in a view with the configuration: choose latitude and longitude fields
#1926338: "Warning: you have included the Google Maps API multiple times on this page. This may cause unexpected errors."
#907276: Taxonomy marker gets deleted for node translations
#776270: views gmap plugin style doesn't support custom macro id's
#566660: Default-marker error in gmap_plugin_style_gmap.inc
and other bugs

Needs help with easy fixes

#1928812: Notice: Undefined index: node in gmap_taxonomy_get_instances() (line 269 gmap_taxonomy.module
#1255514: GMap extended views style: Notice: Undefined index: in template_preprocess_gmap_views_view_gmapextended
#1938642: implode(): Invalid arguments passed
#1938640: Undefined index: highlight_nodearg_color
#1938634: Undefined index: iwq
#1938492: Undefined index: geofield
#1218870: Marker managers give wrong path to marker icon when Drupal is not installed at root
#1890460: Undefined index: style_plugin in gmap_views_ajax_data_alter() of gmap.module
#1924924: Javascript files needed for a GMap are being added twice
#1886892: Notice: Undefined index: value in gmap_plugin_style_gmap->render() (line 209 gmap_plugin_style_gmap.inc).
#1890960: Trailing whitespaces and blank lines at EOF

Needs help with documentation

#764200: Adding new custom markers should clear necessary caches instead of requiring "Clear all caches" button click