fix blocking when upgrading db to v19
Change country flags to fixed size 16x11.
Add checks for country flag image size. Add warnings.
Merge pull request #396 from LipuFei/fix-flag-size

Change country flags to fixed size
Merge pull request #395 from LipuFei/fix-dbv19-blocking

Fix blocking when upgrading db to v19
Add a missing setFailed().
Merge pull request #399 from LipuFei/tracker-check-log-improve

Minor fix for TrackerChecking
SRStatusbar uses cached bitmap, maybe those cause the segfault
Attempt to call XInitThreads
Enabled native caching again
NativeIcon.delInstance
Updating dispersy pointer
Fix for libtorrent metadata deepcopy bug, fix for channellist not
refreshing on ff-filter change
RssParser never quit
Fix rssparser, never quit
Found even more icon/avantar/blabalmanagers which didnt have a
delinstance
Removed MyChannelDetails
Removing unique clause from swift_hash, .torrents can have duplicate
swift_hashes