initial commit for parser.py
Added new URL parser with recursive capabilities (not integrated into any apps yet). Added test suite for new URL parser. Fixed broken path to .csv file in demo application.  (Co-authored by Lee Bush)
removed unicode character from test_cases.csv.
add file for currently unsupported test cases.
NOTE: the library supports unicode, but the python csv reader does not (yet).
Please add unicode character test cases to unsupported_test_cases.csv for now.