updated pretty.jadd
added builtin methods, fixed bugs in jastadd files
lots of fixes and builtins added
generates working code. Need some prettyprinting modifications
lots of small changes made. Added a more precise return statement
multi return functionality added.
support for colon expression
colon operator added
some fixes in colon expression
merged and changed filepaths in Main file
Merge branch 'develop' of https://github.com/Sable/mclab into develop
merged and changed filepaths in Main file