Merge pull request #3 from kejistan/master

Fix to tabs vs spaces in gitconfig
Began porting install script to Python.
install.py performs basic linking.
install.py parses arguments.
install.py can perform force installs.
install.py compiles answerback.
install.py links relatively if home contains dots.
Extracted an install function in install.py.
Added read_link_abs function to install.py.
Reorganized some logic in install.py.
Extracted a main function in install.py.
Added uninstall function to install.py.
Added uninstall flag to install.py.
install.py compiles answerback regardless of working dir.
Removed install.pl script.
Replaced argparse with optparse in install.py.
Updated install.py format strings to work with 2.6.
install.py prompts for private gitconfig.
Merge pull request #5 from SSheldon/install_py

Add uninstall option to script
Merge pull request #2 from acm-uiuc/master

Updated install script