Adds a simple DoubleDictionary class to Simian that allows two keys to index the same value, and internally handles locking mechanics
Adds a simple DoubleDictionary class to Simian that allows two keys to index the same value, and internally handles locking mechanics

git-svn-id: c32cf1ecefca26b8770d7b0740bc0c5c174087e4@2179 c754d5e9-d413-0410-bcdf-9574c9dba6b7

jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse