slock: fix crossbuilds fatal errors
New package: mcwm-20130209
mcwm: little fix CC
libgsf: update to 1.14.27.
virtualbox-ose: update to 4.2.14.
Merge pull request #88 from Ypnose/master

slock fixes
mcwm: version must not contain dashes; install files to DESTDIR.
Merge remote-tracking branch 'upstream/master'