RR 2.4.3-BETA XML

Includes 2.3.6k hotfix for Thaumcraft in 2.3 branch

Last-minute Nether Ores tweaks

MD5s for all mods except the TC4 family
Many mods no longer optional
Merge branch '1.6' of https://github.com/velotican/ResonantRise into 1.6