Two bug fixes for graduated renderer
Merge pull request #1612 from ccrook/GraduatedRendererBugFixes1

Two bug fixes for graduated renderer
[processing] enabled more gdal output extensions
[processing] enable non-tif outputs in gdaldem algorithms
[processing]removed debug print lines
[processing] fixed list of algorithms in simplified mode
[processing] fixed string representation of outputs
[processing] fixed #11327
Convert values to target field format

For the field calculator and virtual fields.

Fix #11000
Fix #10995
Fix #10993
Allow usage of virtual fields also for layer w/o add attribute support

Fix #11168
Use standard test font for QgsComposerHtml test
[composer] Remove duplicate canvas refreshes
[composer] Update label items immediately after changing color
[composer] Clean up label item widget
[composer] More shortcuts for composer map tools
Indicate current color in color button swatch menus
[composer] Remove a bunch of duplicate render calls to map items during atlas previews
Fix #10858 - Set relative path to QLR save folder. Load relative to QLR file
[TRANSUP] transifex update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
[processing] fixed wrong call to self.tr from static method