This always selected the whole filter text when entering a directory.

Details:
Added one new purple icon for .c files and registered
the same icon for .hpp extensions.

Specially for FakeVim users out there who want an easy way to switch to
vim's default color theme on a dark brackground.

Also did a little cleanup.

Since that method actually checks if Qt is built 64bit,
not if MSVC is 64bit.

Create a new one and check if it's the same as the old one,
has the advantage that cached data doesn't need to be retrieved again.
It was that way before tool chain was moved to Qt4Project.

Reviewed by Thorbjørn Lindeijer

Made the function a private member instead.

Reviewed-by: ossi

 - show side-by-side if possible
 - always show side-by-side
 - always show full help

The default is "show side-by-side if possible". It's currently considered
possible if the editor is at least 800 pixels wide.

cherry-pick of 9392acd40fc0102b6924c286fd6dbbc32244365b from qt

This might lead to false positives in corner cases like empty structures
but speed up the display of arrays and lists of user-defined types a lot.

So they can be adapted in the color schemes.

Added tests for QDir and QAbstractItemModel. Prepared test for QFileInfo.

the progress indicator CloseOnSuccess.

Fixing 40ff6ab2

There were both variants, with and without extra semicolon.

Reviewed-By: TrustMe

RevBy:    hjk
Details:  Make it work on dark backgrounds by letting the palette decide
which default color to display.

Merge-request: 840
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Add update for projects/all. Remove shortcuts for Mac.
Task-number: 257848