Create hr_HR.lang

Added Croatian translation by Leon1236
Playing around with some stuff
Some preliminary work on transmutation squares
Fixed #550
Just some stuff
Optimizing a ton of stuff in the block classes
Changing around some textures
Localization stuffs
Block fixes
Some optimizing of Item code
Update ru_RU.lang
Corrected some errors and finished the Version check localizations
Merge pull request #549 from Leon1236/patch-2

Create hr_HR.lang
Merge pull request #551 from VeryBigBro/patch-3

Update ru_RU.lang
Merge pull request #552 from JohnSmith114/master

Corrected some errors and finished the Version check localizations on it_IT.lang
More optimization of the codebase
EmcValues
EmcValues
Changing up how the EMC overlay works
Keybinding optimization