(cherry picked from commit cbdd9202)

(cherry picked from commit 2e09a8f4)

(cherry picked from commit d3cea8a4)

Similar to what we do in the find tool bar.

Task-number: QTCREATORBUG-1543

Task-number: QTCREATORBUG-1631

Thus icons are displayed in a uniform size and don't waste too much space.

Task-number: QTCREATORBUG-1539

Task-number: QTCREATORBUG-1798
Reviewed-by: Lasse Holmstedt <lasse.holmstedt@nokia.com>

Otherwise "rebuilding" the debugging helper doesn't necessarily lead to
Qt Creator picking up the new one (some of the locations can be
read-only).

Reviewed-by: dt

Task-number: QTCREATORBUG-1607

Reviewed-by: Friedemann Kleint

Also adds the "new range" ability to the debugger's memory viewer.

(that have no other standard)

Reviewed-by: dt

It assumed base address zero.

Task-number: QTCREATORBUG-1488

Often the reason for clicking the clear button is to type something into
it afterwards.
See also QTCREATORBUG-705

Because paths can get long, and text wrapping in QMessageBox will do the
wrong thing. Put the full file name into the details of the message box.

Task-number: QTCREATORBUG-1708

(cherry picked from commit 6959a122)

Conflicts:

	src/plugins/debugger/gdb/gdbengine.cpp
	src/plugins/debugger/gdb/gdbengine.h

(cherry picked from commit ebba2748)

Conflicts:

	src/plugins/debugger/gdb/gdbengine.cpp

Reviewed-by: ck

Reviewed-by: kh1

Reviewed-by: hjk
Task-number: QTCREATORBUG-1563

Reviewed-by: Kai Köhne <kai.koehne@nokia.com>
Task-number: QTCREATORBUG-1762

Task-number: QTCREATORBUG-1764

Move open project dialog handling into ProjectExplorer and make it
use its list of project file patterns. Same in Checkout wizards.

Task-number: QTCREATORBUG-1759
Reviewed-by: dt

Task-number: QTCREATORBUG-1670
Reviewed-by: ck

Reviewed-by: con

Task-number: QTCREATORBUG-1748