point release preparations
Merge remote-tracking branch 'upstream/release-2_2' into release-2_2
Merge branch 'release-2_2' into imincik/precise/release-2_2
Mapserver: fixed GetFeatureInfo request with FILTER parameter on layers with scale dependent visibility and allow to restrict searching on passed BBOX parameter
wmsprovider: store tileWidth and tileHeight values (parsed from GetCapabilities) in provider's properties
Mapserver: fixed bounding box of points features collection returned in GetFeatureInfo request
remove QgsMapCanvas.useImageToRender in db_manager (fixes #9942)
[db manager] shows vertical scrollbar as needed and set focus to the query editor after clearing
db_mananger: fix loading geometryless tables (fixes #10566)
db manager: fix import of geometryless files (fixes #8970)
Allow db_manager use of connections with no parameters

Fixes 'Error: database "" does not exist' message.
Closes bug #9037
dbmanager: fix adding views to canvas (fixes #10688)