Fixes #425, #451 This was SVN commit r7302.
This was SVN commit r7288.
Merge from 6e8efe8f706c This was SVN commit r7276.
Giant merge from http://svn.wildfiregames.com/hg-source/file/5fb522019d5e Infrastructure is largely complete, gameplay is largely missing Disabled by default; use command-line flag "-sim2" (Second attempt at commit...) This was SVN commit r7259.