Hardcore Ender Expansion

Additions
 - Added Achievement screen to the Ender Compendium
 - Around a dozen brand new Achievements!
 - Blocks can now be enhanced by right-clicking on them while holding End Powder
 - New enhancements for Essence Altars, Enhanced Brewing Stands and Spatial Dash Gems
 - Biome Islands have several new deviations (adds much more variation to each biome)
 - Added Flameweed and Shadow Orchids to Biome Islands
 - New Thaumcraft aspects on blocks, items and mobs (thanks SoundLogic)

Changes
 - Ender Compendium has a first-time help and page indicators
 - One-sided Knowledge Fragments will now point you to the place where you can unlock them
 - Biome Compass uses End Powder instead of Stardust
 - Gems now have a short use cooldown, and slower absorption of Energy from the environment
 - Enhancing attempts will no longer destroy the ingredients, only End Powder itself
 - Enhanced Brewing Stand will only brew potions to tier III, until enhanced with Tier
 - Essence Altars are a bit faster and more efficient
 - Removed Soul Charm and Corporeal Mirage Orb, as they were obsolete
 - Removed Essence Altar sockets in favor of new enhancements (the socket blocks can still be taken away)

Bugfixes
 - Fixed Dragon Egg not working correctly in modded recipes
 - Fixed a bug in Dragon achievement savefile, which caused people to not get achievements if the Dragon unloaded
 - Haunted Miner would could logs, glass and other smeltable blocks as ores
 - Blocks and items in Ender Compendium would render above other elements
 - Burning Mountains will not keep spawning mobs when you get into very large altitudes
 - Fixed a certain combination of TNT Enhancements to cause explosions which would not destroy the TNT, and cause client desync
 - Enhanced TNT would not drop the enhanced item
 - Music system was rewritten, End music will no longer suddenly cut out and Jukeboxes work better with HEE Music Discs too
 - Endermen spawning in Overworld are now replaced correctly (internal change)
 - General fixes (Compendium texts not showing or not being wrapped, occasionally missing text)