[Processing] HTML output for r.sum
[composer] Ignore locked items when using move item content tool. Keeps a
consistent behaviour with the move/resize item tool, and allows for
moving item content for maps which are stacked below locked items.
[composer] Fix ctrl modifier not applying to wheel events when in move item
content mode, add missing undo merge command for item zoom (refs #7974)
[composer] Ignore null field values or expressions which result in null
when evaluating data defined settings
[composer] Don't disable widgets accompanying data defined controls when there's no need to
[composer] Default to 30 visible rows for table items, increase maximum number of rows to 99999 (fix #11284)
[composer] Add a basic test suite for QgsComposerModel
Merge pull request #1595 from giohappy/master

[Processing] HTML output for r.sum
set icon of feature actions in the action menu
[composer] Prevent more Qt warnings for html item
[composer] Fix pages are added but never removed with multiframe resizing
fix feature title
use identify icons in the identify menu
[composer] Simplify text used for item name for labels
Disable radio buttons in color dialog if not using first tab
[composer] Prevent multiple calculation of data defined properties
[composer] Refresh refetches atlas feature from provider, more removal of duplicate map redraws
[color picker] Clicking the previous color should reset to that color
[composer] Don't snap to hidden items
[composer] Use spin boxes for item position and size