More work on expressions. Trying to get variable lookups to work in the new system.
More work on expressions. Trying to get variable lookups to work in the new system.


git-svn-id: 1b2893900746d3474b20c0dea7456040123c3b26@217 21eae674-98b7-11dd-bd71-f92a316d2d60

jpoirier/picoc