Bug fix release

Fixed CPP version bug in 1.2.0.

1.2.0 maintenance release

CMake build scripts
Code formatting
Example update

Now both in C and C++

Added C version implementation
Shortened code

1.0.2

• Added a map for panoramic coordinates to cubic images coordinate projection.
• Cleaned up code.
• Updated demo.
• Updated readme.

First release

Code has been fully tested. Please report if any bug is found.