Added comments and renamed some variables
Added searchcolumn: string, optional, restrict search to this particular field
Fixed error when search_string is empty. Now correctly reads the value from layer configuration.
Fixed error when search_string is empty. Now correctly reads the value from layer configuration.
Added  substitution
Merge branch 'master' of github.com:qgis/QGIS-Web-Client into customformatters

Conflicts:
	cgi-bin/qgis_mapserv.fcgi
custom column formatter for GetFeatureInfo results
Added comment about  substitution
fix OSM overview layer
Merged: added formatters commented examples
Changed params order of formatter functions to allow re-use as Ext datagrid column renderers
Merge pull request #106 from elpaso/customformatters

Custom column formatters for GetFeatureInfo balloons