Fix for http://hub.qgis.org/issues/9020
Merge pull request #1433 from Cracert/i18n

[TRANSUP] pl: function_help
Fix #10473 (raster preview icons in layer tree view)
Fix #10212 (fail to handle relative paths to gzipped files)
Fix #651 (zoom to layer with one point does not work)
Fix #10365 (incorrectly escaped strings from QgsExpression)
[TRANSUP] transifex update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
identify results: hide highlights on deactivation and hide table/plot tab meant
for rasters when there are only vector features (fixes #10376)
re-add support for top labeled editor widgets in default forms (fixes #10431)
Merge pull request #1432 from gvellut/master

Fix #9020
field model: return alias as display role, but field name as edit role (fixes #10467)
value relation: save filter expression correctly and re-enable filter expression button (fixes #10503)
russian translation update
[TRANSUP] pl: varia