Fixed some build warnings
Fixed clang build warnings when -Wattributes is defined
Fixed formating build warnings (-Wformat)
Fixed compiler warnings (-Wall)
Merge remote-tracking branch 'upstream/master' into fix_warnings
winpr/sspi: fixed test TestInitializeSecurityContext
Fixed warnings for 32 bit builds
Merge pull request #1099 from C-o-r-E/master

wfreerdp-server: stabilization of handling mirror driver on windows < 8
winpr/sspi: disable test TestSchannel
winpr/dsparse: removed autogenerated test file
codec/rfx_sse2: removed fun message ;)
Merge remote-tracking branch 'upstream/master' into fix_warnings
Merge pull request #1100 from bmiklautz/fix_warnings

Build and test fixes
Merge remote-tracking branch 'upstream/master'