5b64fc4c8ecb15436b4abc099e791492 qt-vsaddin-msvc2013-2.2.1.vsix a19dc4e2f6471e8c1a3c7f836077d49e qt-vsaddin-msvc2015-2.2.1.vsix 550b86932f83ef12c8d2eca2cf73e085 qt-vsaddin-msvc2017-2.2.1.vsix