Issues that need to be fixed for ~~17.12~~ Refactoring release:
[x] copy / paste clips
[x] project duration
[x] composition : move a_track correctly
[x] geometry keyframes (transform,etc)
[ ] slowmotion effect - in progress
[x] fix adding clip in bin (corruption with color clip id because of unfinished porting to new method)
[x] split audio
[x] define target track (audio/video) for operations
[x] Clicking away (eg at an empty place of the timeline) should clear clip selection
[x] Allow compositions in groups
[x] Copy/paste compositions
[ ] Insert several clips (boiko: https://phabricator.kde.org/D8928 )
[x] Track effects
[x] Track addition/deletion
[x] Bin corruption
[ ] Open older project file (works but untested)
[ ] Adjust effects when cutting / resizing clip (in progress)
[ ] Check audio mix when using several copies of same clip (older Kdenlive versions used different producers, check if mix is clicky)
[x] Tracks not resizable when default size is smaller than track header icons
[x] Match frame feature lost
[x] Do not auto split audio clips when inserting in timeline
[x] Fix errors/crash in clip drag (from clip monitor or subclip)
[ ] Reimplement disable timeline in/out for editing (jbm)
[x] monitor effect scene not hidden when deleting effect using it (jbm)
[ ] reimplement rotoscoping effect (jbm: https://phabricator.kde.org/D10772 )
[ ] monitor scene vertical offset compared to monitor image
[ ] remove all unused files in source code
[ ] Left resize is broken (alcinos)