Duality: Magic and Tech

Added:
Configured - For JEI Options.
Forbidden & Arcanus - Lots of magic themed content.

Updated:
Connectivity - No in-game impact.
FPS Reducer - Startup of MC will be slightly faster.
FTB Essentials - No in-game impact.
FTB Library - No in-game impact.
Mana & Artifice - Bug fixes for Felled Oak, Break, Manaweaving Altar, and Runeforges.
Occultism - New Chimera familiar and Possessed Ghast ritual.
Repurposed Structures - Woodland Mansions were completely reworked. Crimson, Warped, and Nether Brick Outposts Wither Skeleton Skull spawn rates cut from 50% to 23%.

Removed:
OreTweaker - Already have Large Ore Deposits.
SlimyBoyos - Doesn't add much, and may get us closer to BungeeCord compatibility.
BetterThirdPerson - Changes too much from the core gameplay to be useful.
CherishedWorlds - Only useful in single-player.
DynamicLights - Too many computers were slowing down considerably; removing this should help.
LoginShield - Was crashing players when it blocked events.