Don't crash when the player to drop can't be found.

fixes #3224
log the catched exception when a client is dropped

because order dispatching failed for debugging
remove some plenks

no logic changes
log exception thrown when the handshake fails
remove some plenks

no logic changes
kill the cargo instead of just destroying it

fixes #2983 and the player statistics
Account for sprite offsets in RenderDebugGeometry.
Allow sequences to define a pixel offset. Fixes #3287.
Move proc light offset into sequences. Fixes #3391.
RenderBuildingRefinery -> WithResources.
Remove unnecessary fields from RenderBuilding*.
Reduce C&C silo pip count to a reasonable number.
Remove unnecessary parameter from RenderSprites ctor.
Support additional render damage states for buildings.
Simplify RenderGunboat.
Use NormalizeSequence in RenderBuildingWall.
Move WithFire, Burns offsets into sequences.
Move SatelliteLaunch offsets into sequences.
Move RallyPoint offset into sequences.
Remove obsolete SpriteRenderable ctor.