Mostly stable version with many new features included

This version fixes bugs with matrix multiplication and comparison and introduces new features.

• There are now more methods to fill a matrix with data
• Non-C++11 compilers are now supported

First mostly stable release

• Supports all mathematical operations
  • addition
  • subtraction
  • multiplication (matrix by matrix and matrix by number)
  • division by numbers
• Easy function vectorization
• Exponentiation
• Squaring matrices
• Identity matrices support
• Simple and fast transposing