Merge pull request #30 from kaitlinhuben/master

Added comment banners and removed old syntax examples
Merge pull request #31 from kaitlinhuben/master

Modified svelLex.py and svelYacc.py to parse input file
allow variable declaration in parser
Merge pull request #32 from emilyhsia/master

allow variable declaration in parser
handle file declarations in treewalker
compiler now produces properly named file.

compiler now checks if a source python file exists before compilation.
Merge pull request #34 from emilyhsia/master

Parser: allow print of an expression
fixed typo in funct.py.

fib svel file compiles.
created compile.sh to facilitate compilation.
added execute environment to compile script
Merge pull request #33 from JALsnipe/master

Tree walker: handle test file for demo
added verbose (-v) flag to compiler and helper script.
Fixed an error in svelTraverse where string literals were not being passed into the compiler .py file properly.
Merge pull request #35 from JALsnipe/master

added verbose (-v) flag to compiler and helper script.
fix function_call rule causing shift/reduce conflicts
update testsuite to test print statements