Conflicts:
	src/plugins/debugger/qml/qmlengine.cpp

Rubber-stamped-by: Friedemann Kleint

Task-number: QTCREATORBUG-3071
Reviewed-by: Erik Verbruggen

It still generates too many false-negatives for now. Will be enabled
once the remaining lookup failures have been fixed.

Reviewed-by: Erik Verbruggen

Reviewed-by: Erik Verbruggen

Reviewed-by: Erik Verbruggen

Reviewed-by: Erik Verbruggen

Reviewed-by: Erik Verbruggen

* Bind::usesQmlPrototype is now significantly more performant
* type environments are no longer hashed by filename, but rather
  by Document *
* duplicate scope builds are avoided

Task-number: QTCREATORBUG-2835
Reviewed-by: Erik Verbruggen

Determining the mime type is too expensive - and for deciding between
qml and js files comparing suffixes is sufficient.

Reviewed-by: Friedemann Kleint

Hopefully Qml will be changed so that code can be removed.

Reviewed-by: kh1

Make available for log simplification, etc.
Add autotest, fix broken std::set and MSVC.

Rubber-stamped-by: Christian Kamm <christian.d.kamm@nokia.com>

Add new "Files {}" element that supports showing files with arbitrary
endings in the project tree.

This new element is only available in new "QmlProject 1.1" namespace.

Task-number: QTCREATORBUG-3197
Reviewed-by: Thomas Hartmann