moving .gitignore
stupid typos
parses [[]] correctly right now
did it wrong
finished S()
starting fresh again...
got verbose parsing of [[]] working
starting from scratch again...
Can now parse infinately nested []

fixes #1
Now parses infinately consecutive []

Fixes #2
fixes #3
slight restructure of the lexer
Fixes #4 and fixes #5
Parses nested binops and nested unops. Also parses them combined.

fixes #6 and fixes #7
parses assign statements

fixes #8 and fixes #9
parses "-" as unop or binop depending on context

fixes #12
safety commit
Fixed NAME lexer to recognize single character variables.

fixes #13
fixed a bit of testing
finished milestone 3 finally....