Merge pull request #26 from chamilo/1.9.x

1.9.x
Merge pull request #27 from chamilo/1.9.x

1.9.x
Merge pull request #28 from chamilo/1.9.x

1.9.x
Merge pull request #29 from chamilo/1.9.x

1.9.x
Merge pull request #30 from chamilo/1.9.x

Finished integration of recordings into OpenMeetings plugin - refs BT#70...
Merge pull request #31 from chamilo/1.9.x

1.9.x
Merge pull request #32 from chamilo/1.9.x

1.9.x
Merge pull request #33 from chamilo/1.9.x

1.9.x
Merge pull request #34 from chamilo/1.9.x

1.9.x
Merge pull request #35 from chamilo/1.9.x

1.9.x
Merge pull request #36 from chamilo/1.9.x

1.9.x
Merge pull request #37 from chamilo/1.9.x

Adding x-sendfile header see #6853
Fixing bug in query -refs #6984
Merge pull request #222 from ycastillo/yoselyn.6984

Yoselyn.6984