Populate transparency table when loading qml style for raster
 layer
[processing] Search for description files also in the sub-directories of the script/model directory
[processing] Allow algorithm providers to set the allowed output raster extensions if needed
[processing] Add some missing algorithms
[processing] Fix problem with displaying R graphs
[processing] Make sure the log tab is visible before executing an algorithm
[processing] Update Processing toolbox when a provider is added or removed
Inverted polygons: fix feature count (call start render even without painter)
Inverted polygons: avoid inplace geometry transformation
Inverted polygons: use unary union
Remove all traces of deprecated QgsFieldMap. Funded by Sourcepole.
Improve mouse logic for measure tool. Fix for #4628, #10029
#10195: Fix offsetline when the geometry is a polygon

Use GEOSBuffer in offsetline when the geometry is a polygon
#10195: avoid calculate the GeometryType in offsetline
Fix #10527 (put auto-generated layout into scroll area)
[composer] Move guidelines to correct position on page when paper size changes, fix lines drawing with incorrect width and height
Fix #10548 (crash using custom forms)

When using a custom UI file, the widget is created beforehand,
and the code was failing to initialize it.
Merge pull request #1447 from Cracert/i18n

[TRANSUP] pl: help - vector layer properties
Merge pull request #1389 from radosuav/small_processing_fixes

[processing] Small fixes
Fix #10475 (symmetrical difference behaves like difference)