add the sliding menu successfully!

the version 0.2.6
add source code of opencource slidingmenu_library
little changes
prepare to organize the framework of this software

find how to response the click event of the sliding menu
bug fixed

fix the bug:
when user turned off the volume of the cellphone,the alarm don't work.
Merge pull request #3 from shenyichong/AddSlidingMenu

Add sliding menu