Pocket Edition v0.13.0 alpha build 5

Alpha 0.13.0 build 5 is the fifth and possibly the last build version released for Alpha 0.13.0.

Fixes
5 bugs fixed


 * Fixed redstone clocks going too fast
 * Redstone dust now aligns correctly on vertical sections
 * Fixed redstone torches keeping their states too long
 * Changed some pixels in the new skin pack
 * Fixed Fire TV users being unable to look about with the controller