RevBy:    andre
Details:  - the settings have not been taken into respect so far.

In locked state the dock widgets shouldn't have AllDockWidgetFeatures
set, but rather NoDockWidgetFeatures. Otherwise a hidden one-pixel wide
area exists that allows people to move/float a dockwidget, which can be
confusing.

Task: 244531

(cherry picked from commit ba9ade6d)

Task: 235520
Details: Display help of current property editor object

RevBy:    - dt

RevBy:    - dt

Especially when several error markers exist, the flashing this causes
while editing isn't really nice.

Reviewed-by: Roberto Raggi

(cherry picked from commit 9539bb2b)

watch view update

Task:     - 243147
RevBy:    - Thorbjørn
Details:  - Crash occurred in case there actually is no "current
project", e.g. because the current file doesn't appear in a project.

RevBy: Eike

Reviewed-by: Friedemann Kleint

Task: 238143

Details: Also remove unused change number dialog.

RevBy:    - hjk

RevBy: Eike
Details: Remove leftover defines/includes

Instead of directly adding QToolButtons to the tool bar of the
navigation subwidget, use QActions. This allows the tool bar extension
to show them in a menu when necessary.

The icons are inappropriate for in a menu, however.

RevBy:    b_lindeijer
Details:
This resolves the problem with missing top-borders on
the find toolbar.

(cherry picked from commit e5c845fc)

We shouldn't append the name in cases where the text was not empty but
_name was.

Reviewed-by: Roberto

The helpId was working but the tooltip text was empty.

Reviewed-by: Roberto

Should be pretty safe to cast the apparently unsigned return value of
"sizeof" to a regular integer.

Looks a bit nicer now and the tooltips explain some of the options a bit
better. Header texts have also been simplified.

(cherry picked from commit ad5bdf69)

Details:  If we know don't parse some errors, then i'd like to know.

Task:     Reported on irc