Merge pull request #234 from flowplayer/dev

v5.3.2
Merge remote-tracking branch 'upstream/dev' into dev
Clean up generated cuepoint elements on load (#259)

Generated player cuepoint elements were duplicated, generated clip
cuepoint elements accumulated when switching to another playlist item.

It is safe to remove all cuepoint elements on load, as generated clip
cuepoints override and destroy player cuepoint elements anyway.
Clean up generated cuepoint elements on load (#259)

Generated player cuepoint elements were duplicated, generated clip
cuepoint elements accumulated when switching to another playlist item.

It is safe to remove all cuepoint elements on load, as generated clip
cuepoints override and destroy player cuepoint elements anyway.