fixes for 2 shapes tools for SAGA 2.1.2
add Processing clip using ogr2ogr to compensate for the bad Clip performances of the native QGIS Clip tool
fix processing gdal_rasterize to allow write vector values in a existing raster layer
use QgsCredentials to request wms/ows credentials on demand and wms cleanups (fixes #11184)
added detail about the output
[TRANSUP] pl: menu and toolbars
Merge pull request #1651 from Cracert/master

[TRANSUP] pl: menu and toolbars
keep add feature action until non-modal attribute form is closed (fixes #11461)
handle unset setting values in processing (fixes #11340)
Fix #10999 (reshape tool throws GEOS exceptions)

Exceptions fixed earlier by @mkuhn in 37f1a1
Numerical problems found by @arnaud-morvan, corrected by @jef-n
Fix #11074 (raster save as broken)

Now the rows/cols edit boxes are prepopulated when the dialog is created
which solves the problem
Tweak data defined button icons so they align to pixel grid
Merge pull request #1650 from gioman/gdal_rasterize_writeover

fix processing gdal_rasterize to allow write vector values in a existing raster layer
vector file writer: assume shapefiles contain multitype data (fixes #10584)
[composer] Catch CRS exceptions when drawing grid lines

Prevents bad grid parameters for a transformed grid flooding the user
with hundreds of unclosable error message boxes.
[TRANSUP] pl: the layers panel toolbar and color dialogs
Merge pull request #1649 from gioman/ogr_clip

add Processing clip using ogr2ogr to compensate for the bad Clip perform...
Merge pull request #1646 from gioman/saga_shapesmodules_fixes1

fixes for 2 shapes tools for SAGA 2.1.2
[composer] Avoid hang when adding columns to table on Win (fix ##11462)
Self referencing relations: do not repeatedly embed dual view