Merge pull request #2 from yschin/master

Update README.md
updated ptv.py

added the ability for the HTMLParser to process specific keywords and
eliminate redundant HTML tags.

Still work in progress.

People involved with learning HTML Parser should look at the code and
learn what's going on.
Create master_spec.md

written up a skeleton design requirements for our project. 
Detailed design specifications will be available in individual module based directories throughout the week. Stay tuned.

DO NOT MODIFY this unless you have something solid to add.
Did some rearrangements