Equation

Fixed Missed IndexError on Call Empty Equation

New Features:
- Support for Hexadecimal, Octal and Binary Numbers
- Support for rounding

Bugs Fixed:
- Empty Equation to String cause Index Error
- Positional Args Not Working
- Python 2.6 Support Fixed

Fixed Bug 19

Changes
- Removed root function
- Added Comparison Operators (including special similar versions)
- Added Variable iterator
- Added Scientific Constants
- Added Python Arithmetic Operators (smart equation construction)
- Fixed Unary Operators

Initial Stable Release