QMakeProject: put different languages into separate project parts.
QMakeProject: put different languages into separate project parts.

This is in preparation for changes to the ProjectParts, where one part
can only hold files for 1 language.

Change-Id: I0e69e0f174341054ed89273d288a78d9aa468d59
Reviewed-by: Nikolai Kosjar <9571db158ca61a0d070db010803474231fa0cbab@digia.com>

AltarBeastiful/qt-creator,Distrotech/qtcreator,danimo/qt-creator,danimo/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,farseerri/git_code,xianian/qt-creator,maui-packages/qt-creator,martyone/sailfish-qtcreator,kuba1/qtcreator,xianian/qt-creator,farseerri/git_code,xianian/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,amyvmiwei/qt-creator,Distrotech/qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,kuba1/qtcreator,danimo/qt-creator,Distrotech/qtcreator,Distrotech/qtcreator,xianian/qt-creator,danimo/qt-creator,maui-packages/qt-creator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,kuba1/qtcreator,farseerri/git_code,farseerri/git_code,amyvmiwei/qt-creator,danimo/qt-creator,maui-packages/qt-creator,AltarBeastiful/qt-creator,kuba1/qtcreator,farseerri/git_code,AltarBeastiful/qt-creator,kuba1/qtcreator,maui-packages/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,kuba1/qtcreator,xianian/qt-creator,amyvmiwei/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,kuba1/qtcreator,kuba1/qtcreator,farseerri/git_code,farseerri/git_code,danimo/qt-creator,Distrotech/qtcreator,AltarBeastiful/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,kuba1/qtcreator