Rename VS project files.
Update usage information.

- Removed tabs from the README.
Put 64 and 32 bit binaries in separate directories.

Also removes debug dll from 32bit release.
Increase version number.

- Also removes VERSION macro that wasn't used for anything.
Fixed and enabled Intra NxN

NxN block needs reference border from previous NxN blocks and to do this, the structure was changed a bit.