Merge branch 'master' into multi-rebase
package qt: fix for ssse3 (non-cherrypick to ease merging)
Merge branch 'master' into multi-rebase
package sox: enable mingw-w64 builds without flac
package sox: add note about mingw-w64 flac support
package sox: fix closing parenthesis
Merge branch 'master' into multi-rebase
Merge branch 'master' into multi-rebase
update packages mpfr gcc-mpfr
Merge branch 'master' into multi-rebase
update package vmime
package sox: disable file/magic for mingw-w64 builds
package qtbase: cherry-pick upstream sql fixes

Qt 5.0.2 should be out one of these days anyway, but in the meantime
it's nice to have these fixed.
update package sqlite
update package libgcrypt
json-c downloads have moved to Amazon S3 (see https://github.com/json-c/json-c/issues/72)
Merge pull request #160 from residuum/master

Official json-c downloads have moved
add package opencv

OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning software library.

See more: http://opencv.org/about.html
Merge pull request #164 from lsaavedr/add_opencv

add package opencv
Mention mxe-octave in the docs