It's defined in qtcreator_plugin.pri anyway

Introduce multithread-locking to Core::MimeDatabase as it is
invoked from the indexer thread to sort apart headers and sources.
Add a convenience to operate on a sequence to avoid locking for each
file.

The code using OpenGL has already been removed in b6460f92

We need to kill the fadeins before fading out.
Otherwise we might get into weird states.

I added a zerotimer to make the sidebar emit
currentChanged only after it has been updated as
pressed.

Killed the divider lines for improved aestetics
Made the hover a bit more subtle

* I have simplified and animated the tool buttons a bit.
* The panel has been replaced by a very basic clean panel.
* The tool buttons have been animated.

Instead of letting the list of files being a (comma separated) string
it's now a full JavaScript array. E.g.

  paths: ["file1", "file2"]

This unifies it with e.g. the libraryPaths property

 * Fix initial setup of .user-files in CMake projects

Reviewed-by: dt

Reviewed-by: Kai Koehne

This feature depends on the availability of QPlainTextEdit::anchorAt.

Just click it to jump to the location of the error.

Task-number: QTCREATORBUG-580