64Doom v2.0

Major revision.
Builds against modern libdragon stable.
No more custom tooling.

64Doom v1.0

This release of 64Doom is using the 8bpp paletted color software renderer.
There are a handful of new MIPS assembly source code files that implement things like:
memcpy / memset routines lifted from MIPS Technologies/Android
column / span rendering
endian-ness conversion
fixed-point multiplication

Original 2014 Github release.

This tag represents the state of the 64Doom repository on GitHub before pushing a new version that is a major refactoring and significant improvement.