It'll be much saver to move to the qmldump based functionality once
it has been moved into Qt.

Essentially reverts: 45415783

Reviewed-by: Erik Verbruggen

Reviewed-by: Oswald Buddenhagen

Reviewed-by: Erik Verbruggen

Reviewed-by: kh1

the latter does too much

that way the users don't have to duplicate the connect everywhere.
as a side effect, MaemoPackageContents will have error reporting now.

externalize the error message and evaluation notification callbacks into
an own handler interface.

more types, and callback even for top-level project file

feature files are already generally excluded. add the explicitly
injected files (qmake.conf and .qmake.cache) to that. this makes
path-based exclusion superfluous.

Conflicts:
	doc/qt-html-templates.qdocconf
	src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
	src/plugins/qmljseditor/qmljscodecompletion.cpp

Unit test cases were also created for this.

 ... otherwise the ASSERT will not trigger when it should.

the message manager is not thread-safe, so don't use it outside the main
thread.

Task-number: QTCREATORBUG-1673

Subclasses can override this method to do things when the mime-type is set/changed.

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

Merge-request: 2165
Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>