Java Edition 1.7.2 (pre-release)

Fixes

 * Fixed 7 bugs

From released version before 1.7.2
 * – Spawn Eggs and Firework Stars are pure white when held by zombies
 * – Cobblestone Wall with blocks on top shows black light on its North side with Maximum Smooth Lighting

From the 1.7.2 snapshots
 * – Default resource pack says "Missing pack.mcmeta"
 * – Maps from one world copied to another world and more
 * – Custom Mob Spawners will first spawn unedited mob, then the correct mob
 * – The outline of blocks targeted by the crosshairs are not visible under/behind water

From the previous snapshot
 * – Block Selection Cursor is no longer transparent