it's ment to come out in may i think wether that is true or not is beyond me :)
Yes, there will be the 1.5 update, also called the redstone update. it will come out in february 2013!
Should be soon.
Pressure Plates, and indeed all redstone items, have not yet been introduced into minecraft PE. This'll come in a future update.
Just minor bug fixes, basically preparing the game for the big updates soon to come.
When the update come out...
The next update should come out soon.
tommorow!!
on 2035
whenever notch seels that he has gotten rid of enough bugs or added enough features to the game that he can update the version
The update came out today (October 25, 2012) !
It will be the 1.6 update, released May/June 2013.
In Minecraft PE the horses will come soon since the pocket edition will soon get that update.