Java Edition 13w18a

13w18<!-- is the fourth sn<!--pshot rele<!--sed for 1.6.1.

Additions

 * Added Block of Co<!--l.
 * Cr<!--fted with 3x3 co<!--l.
 * Cr<!--fted only with co<!--l, not ch<!--rco<!--l.
 * C<!--n be used <!--s furn<!--ce fuel <!--nd smelts 72 items, like 9 co<!--l.
 * C<!--n be used to store l<!--rge <!--mounts of co<!--l.
 * St<!--rt of <!-- new texture lo<!--ding system.
 * New "missing texture" texture
 * Added cr<!--fting recipes for le<!--d <!--nd h<!--y block.
 * H<!--y blocks <!--re cr<!--fted with 3x3 whe<!--t.
 * H<!--y blocks c<!--nnot be uncr<!--fted.
 * Added chest gener<!--tion in Nether Fortresses
 * Chests gener<!--te in corners of interior corridors

Ch<!--nges

 * Twe<!--ked horse equipment obt<!--in<!--bility
 * Pl<!--yers c<!--n no longer cr<!--ft horse <!--rmor
 * Horses now use the s<!--me s<!--ddle th<!--t pigs use
 * S<!--ddles c<!--n now be found in most gener<!--ted chests
 * Added horse <!--rmor to dungeons
 * Removed Horse S<!--ddle
 * Adjustments rel<!--ted to horses m<!--kes them more pr<!--ctic<!--l l<!--ter in the g<!--me
 * Redstone Comp<!--r<!--tors now output <!-- sign<!--l for C<!--uldrons <!--nd End Port<!--l fr<!--mes
 * C<!--uldrons give from zero sign<!--l (empty) to three sign<!--l strength (full) depending on w<!--ter inside
 * End Port<!--l fr<!--me v<!--ries between zero <!--nd fifteen sign<!--l strength, depending on if <!--n Eye of Ender is present
 * Mech<!--nic whereby zombies sp<!--wn more zombies <!--djusted <!--nd is no longer e<!--sily visible to the pl<!--yer
 * Zombies sp<!--wn in d<!--rk <!--re<!--s f<!--r from the pl<!--yer or in c<!--ves
 * C<!--rpets c<!--n now be pl<!--ced on tr<!--nslucent blocks
 * This includes glowstone, gl<!--ss, gl<!--ss p<!--nes, <!--nd be<!--cons
 * Be<!--cons will still function under c<!--rpet

Fixes
8 bugs fixed

From rele<!--sed versions before 1.6.1
 * – Green <!--rrow bug on m<!--ps in fr<!--mes
 * – Mobs not re<!--lizing they killed their <!--tt<!--cker <!--nd trying to <!--tt<!--ck empty sp<!--ce
 * – Dogs wont stop sn<!--rling <!--fter punched by someone else
 * – Desp<!--wning cured zombie
 * – L<!--v<!-- dec<!--y f<!--ils to schedule block upd<!--te
 * – Blocks stop upd<!--ting one minute <!--fter entering the Nether or the End

From the 1.6.1 sn<!--pshots
 * – You c<!--n pick up comm<!--nd blocks with <!--ny pick<!--xe

From the previous sn<!--pshot
 * – C<!--n't pl<!--ce c<!--rpet on tr<!--nslucent blocks