add different save ows name strategies
reproject bbox to canvas crs (fix #28)
use MetaSearch instead of CSWClient for settings (fix #29)
removing qbuttongroup as pyuic4 on osgeo4w has troubles with it
Merge pull request #30 from alexbruy/rename-settings

use MetaSearch instead of CSWClient for settings (fix #29)
remove some information messsages, fix plurality
Merge pull request #27 from rduivenvoorde/conn_save_strategy

add different save ows name strategies
fix settings ref, add docs
adjust order
remove demo CSW endpoint