Previously it would be converted to an absolute path. Preserving the
original path allows it to be set as relative to the project.

Reviewed-by: dt

Some mkspecs do have a QMAKESPEC_ORIGINAL and yet that directory doesn't
exist. In that case ignore it.

Task-Nr: QTCREATORBUG-586

It's only the recent projects lists anyway.

Reviewed-by: kh1

correctly (disambiguate, add a tooltip indicating the path).
Task-number: QTCREATORBUG-819

Reviewed-by: con

Reviewed-by: con

The solution ain't great. Essentially we need to fix that path() needs
to be unique and a 1:1 mapping to the file system by introducing a
separate method for the first usage.

Task-Nr: QTCREATORBUG-828
Reviewed-By: con

Reviewed-By: con

 * Report errors in Makefiles
 * Skip all but the first fatal error

 * Improve parser to recognize gnu make errors.

Task-number: QTCREATORBUG-214

IDebugSymbolGroup apparently needs to have IDebugSymbols set to
the current scope.
Task-number: QTCREATORBUG-861

This could happen when using Ctrl+Tab to switch editors, and while
holding Ctrl you close an editor with Ctrl+W, and then you try to select
it.

Since the crash was due to an assertion, we can just avoid it by doing
nothing when no editor for the given file is found.

Reviewed-by: mae
Task-number: QTCREATOR-190

Only if we need the information.

Task-Nr: QTCREATOR-7

in the same fashion as "Clean repository".

This makes the positioning of text and icon adjust if the
text labels are empty.

Conflicts:
	doc/qtcreator.qdoc

Done-with: jbache

Implement review comments. Add initial information about QML Designer. Fix typos. Fix capitalization. Use macros for product names.

Update the Writing a Simple Project section. Update screenshots. Update the Adding Plugin Section according to review comments by Martin Pejcoch.