Fix a few bugs, including a few bad ones in the economy.
Change the way messages are handled, should be marginally faster in the
later game.
Makes gatherers count limit be per-player (refs #1387 and #643).
This was SVN commit r14552.
Enable SpiderMonkey method JIT in Release mode.
Add Engine.ProfileStart/Engine.ProfileStop functions for scripts.
Fix AI to clone initial entity data and shared metadata.
This was SVN commit r9003.
Handle AIProxy entirely through scripts.
Support structured clones of script values.
Improve performance.
Support multiple script contexts sharing a runtime.
Use a separate context per AI player.
This was SVN commit r8866.
Support direct access to serializer streams, so serializers can be
nested.
Make component script "this.template" read-only.
Stop globally-subscribed component scripts receiving messages posted to
local components, to reduce out-of-sync risks.
Move pathfinder data out of entity template directory.
Fix GuiInterface deserialization.
This was SVN commit r8865.
