[t3028] Media sequencing in place with new UI for media editor
[t3213] Turn rAF back on for export projects
[#3234] Stop audio slips.
[#3229] added a corrective function that ensures URLs don't use OS-specific path delimiters, but always use /
[t3174] Save media clips used as data on each project. When projects are loaded from dashboard/remix clips that were loaded will appear in gallery
[#3028] Convert youtube url start times into our start times.
[#3250] Build media clip from drop on empty container space.
[3258] Improve crash reports for Sequencer
[#3215] buffered for player media clips.
[t3233] Changed default project to be blank with no events
[t3128] New Sequencer editor
[#3266] Lint fixes.
[t3188] Prevent update calls that don't change properties from firing an update
Revert "[t3188] Prevent update calls that don't change properties from firing an update"

This reverts commit e4d9b22ed17a283c3ca7655fb8bd80a4f130c326.
[#3274] Added soundcloud fallback image and removed fraction on duration timecode on gallery items only.
[#3278] Change 'New video clip' to 'Create new media clip'
[t3271] Fixed clip title
Bug #1929 - Relax sanitization rules
[t3272] Fixed buttons cut off in chrome media gallery
[t3245] Prevent wikipedia crashing when clicking link to external article