* Skip forward 10 seconds ((CMD OR CTRL) ALT right)
Skip back 10 seconds ((CMD OR CTRL) ALT left)
Increase video speed ((CMD OR CTRL) +)
Decrease video speed ((CMD OR CTRL) -)
* Codestyle fix
* The 'steps' should be implemented in base2, standard players use 1x, 2x, 4x, 8x, 16x
fixed bug with shift + "=" which is "+"
* resolve conflicts
* remove ide specific data
make playback rate more granular
add to menu skip and speed entries
* intendation fix
* conflict resolve
* rename setPlaybackRate to changePlaybackRate
setRate return boolean depending on whether this cast target supports setting the playback rate.
if setRate returns false - don`t change state
redundant else if statement in changePlaybackRate function
