Pocket Edition Realms alpha build 4

Alpha Realms build 4 is the third build version released for the Realms phase of v0.15.0 alpha.

Fixes
1 bug fixed

From released versions before v0.15.0
 * – No cocoa root displayed

Pocket Edition Alpha Realms build 4 Version portable Alpha Realms build 4 Edição Pocket Alpha Realms build 4 Alpha Realms build 4 (Pocket Edition) 携带版0.15.0.a4