Update upstream source from tag 'upstream/0.9.3'
Update to upstream version '0.9.3'
with Debian dir
fb7ded699f9cca3c9219136e4dc328a902c1f7e5
Drop qt-subdir-patch
This patch was introduced by
63c471d71a6c4c22f3b8236471e09c5e4ce82eb3 to
get rid of cdbs. It turns it it's not needed as there's an option to dh
which solves the same problem.