Fix typos in string resource
Remove full stop in description for consistency
updated mtm to latest version
updated flattr url
added rendered version of logo
redesigned contact details a bit
added missing border
use setAlpha(float) method, not the depricated one
reworked muc details and contact details a bit
changed card boarder a bit
Merge pull request #543 from emdete/dedepricate

use setAlpha(float) method, not the deprecated one
basic image over http downloading
renaming
fixed rare npe
possible work around for notification bug
read image bounds on downloaded image
catch can't open database exception
recreate http connection after restart. fixes stale download button. better failing
don't show invalid file size
changed pgp decoding mechanism