Simple statement evaluator
Added command line access with argument parsing.
Started adding WolframAlpha support.
Fixed error in call to WA evaluator
Implemented full wolfram alpha evaluator
use dom/minidom parser to build something that captures unsuccessful queries better
Beginning to add more complete input parsing. WA should guide users who input unparseable queries.
Finished code outline, still need to fill in functions to print successful results or didyoumeans
Implemented successful query result print.
Modified url conditioning, uses urllib's quote_plus
Fixed pointless bug
Added user input validation.
Squashing bugs
Added tests.