wfreerdp-server: cleanup output
wfreerdp-server: error handling improvements for mirror driver
wfreerdp-server: more error handling improvements
wfreerdp-server: string comparison fix
Merge remote-tracking branch 'upstream/master'
wfreerdp-server: fix mirror driver loading and unloading
libfreerdp-codec: removed debug print
Merge remote-tracking branch 'upstream/master'
Merge pull request #1099 from C-o-r-E/master

wfreerdp-server: stabilization of handling mirror driver on windows < 8