Hello World program working
merge with master
Add expressions through reversed hashtable-temporary fix
Experiment with variable decs at start of object
Fix bug so that var can be assigned to value of another var
Properly wrap identifiers in parens when appropriate
Allow input directly into evaluator
Append all items in list to replace cars
Clean up comments
test code for self
merging with master
Proper self and outer behavior
Cleaning up
Method bodies as lists to match pattern
Read in from file and evaluate
Hook into Drracket frontend
Commenting out printing
Adding minitest
Merge branch 'master' into racketbackend