dataset and visualization support
handled multi-line programs
fixed multi-line pgms; added src file support
Fixed end-to-end, added sample, foreach now processes expression
Overlay, evaluateAST partly cleaned up
Moved evaluateAST to lib/ast
Lambda basics
Removed shift reduce conflicts by adding precendences
LAMBDAAAAAA! Can pass lambdas as arguments to functions
node property retreival, lambda as argument
added clustering with lambda, also goutput