Workaround for proxy problems on Windows (Qt bug?).

Reviewed-by: kh1

Reviewed-by: kh1

https://projects.maemo.org/bugzilla/show_bug.cgi?id=190848

Reviewed-by: kh1

There can now be more than one variable be set.

Reviewed-by: kh1

Don't try to be clever about when to emit the currentChanged() signal.

Reviewed-by: kh1

Reviewed-by: dt

According to the man page, dpkg -l ist not suitable for automated parsing.

Reviewed-by: kh1

Task-number: https://projects.maemo.org/bugzilla/show_bug.cgi?id=192729
Reviewed-by: kh1

Reviewed-by: Tobias Hunger

Task-number: QTCREATORBUG-2391
Reviewed-by: kh1

Task-number: QTCREATORBUG-2390
Reviewed-by: kh1

Adapt to latest changes in qt.git (commit
a9e5329168c)

Reviewed-by: kkoehne

On-device gdb is an exception, because the local installation
does not know about it.

Reviewed-by: kh1

Introduce some more private classes for the coreplugin,
use header include convention
<QtModule/QClass>, de-qobjectify VariableManager.

Rename 'QML standalone application' to 'QML application'
and the 'old-style' QML applications to
'QML Viewer based applications'.

For the QML renaming:
Rubber-stamped-by: Alessandro Portale <alessandro.portale@nokia.com>

Also introduce a indirection, modes have now types, edit and debug have
the same type, and editors do have a prefered type of modes instead of a
prefered mode.

That fixes the bug that if the prefered qml editing mode was set to
design, then in switching between qml editors would
- in Edit Mode: stay in edit mode
- in Debug Mode: switch to debug mode

Reviewed-by: kh1

Reviewed-by: hjk
Reviewed-by: Christian Kandeler <christian.kandeler@nokia.com>

Reviewed-by: kh1

Fix README, some spelling errors, remove contractions,
exclamation marks, correct some plural forms, join split messages.
Add QCoreApplication::translate to non-Q_OBJECT-classes.
Fix some lupdate warnings about discarding meta-data (//:).

Add more error messages to processes run for toolchain detection.
Move Windows-specific code to dbgwinutils, remove inclusion of
<windows.h>. Fix MinGW gcc 4.5 warnings.

Could not be tested with actual QML project yet.

Reviewed-by: kh1

Reviewed-by: kh

Also document remote gdbserver adapter's signal.

Was renamed weeks ago, somehow came back.

Parse script output instead.

Done-with: kh1