Task: 250415

Save a relative path to the .pro file. This means RunConfigurations can
now be shared between platforms.
Note: BuildConfigurations have two problems: The qt version id and the
shadow build option. If the user doesn't use those two, then he is fine.

The way we constructed the paths was just wrong, so we ended up
resolving lots of UNC paths.

Reviewed-by: hjk <qtc-committer@nokia.com>

Reviewed-by: Daniel Molkentin <daniel.molkentin@nokia.com>

left gdb pane.

This is more convienient when repeating a series of commands.

handle a few instances of "startofline" properly

delete-other-windows

In case of 'version 1' navigation settings, and only a 'Open Documents'
panel visible, we ended up in an endless loop.

Handle modified 'status' formatting (starting at column 8).

Regression coming from the new navigation history mechanism.

Reviewed-By: Ossi

Checking paths against each other is a little more complex.

In case no UIDIR was set, we always searched in the toplevel
buildDirectory instead of the buildDirectory conresponding to the actual
pro file.

include <ctype.h> is needed on some systems

Patch from Asaki Takumi.

Reviewed-by: Oswald Buddenhagen

startup