Kaltura release 4.0.07 for Moodle 2.7

Merge pull request #50 from kaltura/MOODLE_27_DEV

Merge 2.7 DEV branch into STABLE

4.0.05

Candidate for Moodle 2.9 verification

Including:

• SUP-3804
• SUP-4944
• SUP-4716
• PR 31 & PR 32 – code comment changes & and code cleanup.
  • QA considerations: none, IMO.
• PR 28 – showDuration parameter is overriding the showDescription parameter
  • QA consideration: only affects old BSE. If we want to test old BSE – need to make sure duration and description appear as defined by the user when grabbing the content in BSE.
• PR 30 – remove unused variables
  • QA consideration: none, IMO.
• PR 29 – moving one strings to go through moodle translation mechanism
  • QA consideration: verify that affected places still render strings correctly.
    • places:
      • Atto WYSIWYG preview (after selecting in BSE) - string is the “Preview” title
      • Plugin Log downloaded – first line that is column names in the CSV
• PR #44 - logging some events (as was in 2.7 and below) using the right moodle events mechanism.