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
 * 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