milestone 3 release

Change-log:

- [level] - implement levels 7,8,9

- [usability] - add the ability to skip cut scenes in-game
- [usability] - text frames now have big move inertia, for better reading
- [usability] - options.xml and saves.xml are stored in shared config locations
- [new entity] - planet
- [new entity] - satellite
- [graphic] - the ability to add custom shield shapes in xml
- [graphic] - shield shape and color recommendation for ship descriptors (before shield color was taken matches to ship color and shield shape were taken randomly)
- [graphic] - spaceman owns the ship color
- [graphic] - text frame own the speaker color
- [graphic] - add a battle scene with random ships to the main screen
- [graphic] - add landing to planet/launching from planet animations for ship
- [core] - starts implementing AI ship profile ("warrior" or "escape")
- [core] - refactor special case of level/segment success or level/segment fail (for example: fail if planet got 4 strikes, or fail when 10 colonist ships were destroyed etc)
- [core] - add the ability to have a group of segments in xml level descriptor. this will allow simulating nonlinear of a storyline
- [core] - add shield loader
- [core] - emitters make randomization of the angle of a nearly created entity by default
- [core] - indefinite interval-based entity emitter
- [core] - improve detached script elements handling, detached script element result now is a matter (before we just left it execution without result checking, which case level ending with some unfinished detached elements)
- [context] - massive event phrases update and corrections
- [bugfix] - improve text wrapping
- [bugfix] - phrase frame size doesn't fit the text
- [bugfix] - mute sound and mute music settings are stored in config file now

Known issues:
[bug] - controls glitches sometimes (on-screen transaction, energy lost/return event)
[bug] - English spelling (English texts are still raw and may have a not good translation yet)