tree literal intermediate/output in progress
working on tree operations in output and intermediate
OH MY GOD IT WORKS (sort of) git add .git add .
trees are constructed with children in the correct order :)
Tree assign functional! Changed lrxlib to reflect destruction of lhs before assignment of lhs = rhs.

References necessary for assignment.
Merge pull request #16 from dmb2168/chris_kira_semantic_analysis

Chris kira semantic analysis