Merge pull request #38 from chamilo/1.9.x

1.9.x
Removing blank spaces at blank spaces in FIB questions -refs #6810
Removing blank spaces at blank spaces in FIB questions -refs #6810
Removing blank spaces at blank spaces in FIB questions -refs #6810
Indentation
Updating chosen js lib to version 1.1.0
Fixing agenda CRUD see BT#7803
Minor - format code.
Solves Issue 7071
included fix for autoplay on results page
Merge branch '7939' into 1.9.x
bug #6999 ref#32 #33 error #7054 chamilo support
Minor - Remove erroneous temporary links from commit
Merge pull request #251 from ycastillo/yoselyn.6810

Fix blank spaces issue in fill-in-the-blanks questions - refs #6810
Minor - fixing PHP warnings.
Minor - format code.
Fixing qti import total question weight bug see BT#7780
Minor - PHP warning.
Adding origin parameter in api_get_cid_req() see BT#7688
Merge branch '1.9.x' of ssh://github.com/chamilo/chamilo-lms into chamilo19