working on implementing sections 9, 15.5-15.7 of the specification
incorporated Daejun's changes to prototype
implementing sections 9, 15.5-15.7
incorporating changes
Merge pull request #1 from tshull226/master

My work so far on implementing the semantics
Merge pull request #2 from jray319/master

"arguments" object and the first pass
Merge pull request #3 from jray319/master

Updated the first pass.
working on incorporating builtins into the code
incorporating built-in functions into the code
Merge pull request #4 from tshull226/master

built-in function infrastructure