Update 0.9.0.4

[h2]Change log[/h2]
Improvements
-  Added Steam Cloud
 -  In the graphics settings, you can now choose the shadows quality (this addresses the issue of disappearing shadows)
 -  Added a description when hovering cursor over the navigation data counter
 
-  Now new systems on the map are correctly unlocked when collecting enough navigational data.
 -  The amount of navigational data required to unlock new systems on the map is now saved and loaded
 -  Scientific data collected from wreckage of enemy ships is now correctly counted in the navigational data counter
 -  The global map looks like a galaxy again
 -  On the map, the "back" button no longer disappears
 -  The energy generator no longer functions without fuel
 -  The ship marker from the editor is no longer displayed in the regular world
 -  The sound volume is no longer set to 10% when default settings are applied
 -  The outdated F1 window has been removed
 -  Obsolete keys have been removed from the control settings
 -  Obsolete buttons have been removed from the sandbox menu
 


