Pocket Edition v0.13.0 alpha build 5

v0.13.0 alpha build 5 is the fifth and final build released for v0.13.0, and the final build released in 2015.

Fixes

 * Redstone clocks are now a bit slower, and remain in sync with NOT gates
 * Redstone dust now aligns correctly on vertical sections
 * Redstone torches don't keep their state too long anymore
 * Changes some pixels in the new skin pack
 * Fire TV users now can look around with the controller