for your number 2 question 40int2ext script was already included on CM11.
you can go to Settings>Extras and check Expand Internal Memory then REBOOT.
edit build.prop on /system
find line with "persist.sdext.expandmem=false"
change it to "persist.sdext.expandmem=true"
Last edited by Agaphetos; 27th May 2014 at 10:34 AM.