Add module for CVE-2013-3346
Minor description changes

No code changes (one comment made on play_youtube to suggest xdg-open
rather than firefox for linux targets).
Fix module title and add vendor patch information
Land #2770 - Adobe Reader ToolButton Use After Free
Land #2771 - Fix description
More slight updates.
Land #2772, more slight updates from @todb-r7
Fix duplicate error
Land #2769, windows error constants
Merge remote-tracking branch 'upstream/master' into extapi_service_post