[list] Add list_length
[list] Add list_length

ErikCorryGoogle/lk,GCrean/lk,skabet/lk,ErikCorryGoogle/lk,M1cha/lk,nvll/lk,grub4android/lk,sndnvaps/lk,hollanderic/lkstuff,M1cha/lk,travisg/lk,srodrig1/lk,grub4android/lk,srodrig1/lk,travisg/lk,minglun-tsai/lk,skabet/lk,hollanderic/lkstuff,littlekernel/lk,srodrig1/lk,travisg/lk,hollanderic/lkstuff,nvll/lk,skabet/lk,sndnvaps/lk,M1cha/lk,travisg/lk,GCrean/lk,nvll/lk,minglun-tsai/lk,GCrean/lk,sndnvaps/lk,nvll/lk,littlekernel/lk,littlekernel/lk,grub4android/lk,sndnvaps/lk,minglun-tsai/lk,srodrig1/lk,GCrean/lk,skabet/lk,ErikCorryGoogle/lk,nvll/lk,littlekernel/lk,hollanderic/lkstuff,GCrean/lk,sndnvaps/lk,srodrig1/lk,grub4android/lk,M1cha/lk,skabet/lk,M1cha/lk,minglun-tsai/lk,ErikCorryGoogle/lk,grub4android/lk