Generic rocket + rocket position fixes
Time for keys, get the amount of time spent pressing on the key through

input data structure. Variable speed for space ship.
Update libs + remove warnings
Optimize rendering of starfield (css animate should not update)
Another dramatic render intervention on WaveIntro
HUD component update fix
Model is not immutable therefore all perf fix that could apply based on

this are more or less uselesss. Next step : rewrite model update in an
immutable fashion.