VCS: Fix diff viewer for paths with spaces
VCS: Fix diff viewer for paths with spaces

Task-number: QTCREATORBUG-8330
Change-Id: I25c8f7172f38716ab625705c4969a7685d373e4e
Reviewed-by: Tobias Hunger <012f8d714267bccc9d4766fbeace9f175fcc70c4@digia.com>

omniacreator/qtcreator,amyvmiwei/qt-creator,duythanhphan/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,kuba1/qtcreator,farseerri/git_code,kuba1/qtcreator,colede/qtcreator,maui-packages/qt-creator,malikcjm/qtcreator,maui-packages/qt-creator,danimo/qt-creator,duythanhphan/qt-creator,farseerri/git_code,kuba1/qtcreator,colede/qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,malikcjm/qtcreator,malikcjm/qtcreator,AltarBeastiful/qt-creator,omniacreator/qtcreator,maui-packages/qt-creator,richardmg/qtcreator,danimo/qt-creator,amyvmiwei/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,richardmg/qtcreator,farseerri/git_code,omniacreator/qtcreator,danimo/qt-creator,danimo/qt-creator,richardmg/qtcreator,Distrotech/qtcreator,xianian/qt-creator,darksylinc/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,farseerri/git_code,martyone/sailfish-qtcreator,danimo/qt-creator,richardmg/qtcreator,richardmg/qtcreator,maui-packages/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,xianian/qt-creator,malikcjm/qtcreator,darksylinc/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,darksylinc/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,darksylinc/qt-creator,colede/qtcreator,farseerri/git_code,kuba1/qtcreator,xianian/qt-creator,AltarBeastiful/qt-creator,maui-packages/qt-creator,farseerri/git_code,colede/qtcreator,kuba1/qtcreator,duythanhphan/qt-creator,duythanhphan/qt-creator,xianian/qt-creator,xianian/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,malikcjm/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,amyvmiwei/qt-creator,omniacreator/qtcreator,omniacreator/qtcreator,kuba1/qtcreator,Distrotech/qtcreator,maui-packages/qt-creator,malikcjm/qtcreator,darksylinc/qt-creator,AltarBeastiful/qt-creator,richardmg/qtcreator,colede/qtcreator,danimo/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,omniacreator/qtcreator,duythanhphan/qt-creator,malikcjm/qtcreator,martyone/sailfish-qtcreator,farseerri/git_code,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,Distrotech/qtcreator,duythanhphan/qt-creator,omniacreator/qtcreator,AltarBeastiful/qt-creator,farseerri/git_code,xianian/qt-creator,maui-packages/qt-creator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,colede/qtcreator,colede/qtcreator,Distrotech/qtcreator,xianian/qt-creator,Distrotech/qtcreator,duythanhphan/qt-creator,kuba1/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,richardmg/qtcreator