aries-common: init: load zram module

it requires: https://gerrit.omnirom.org/9445

1. created a new way to load zram module

3. created zram files for userspace
   the max zram disksize is 512M

Signed-off-by: Humberto Borba <humberos@gmail.com>
Change-Id: If120497517720531bd4eb7f15816d964c6c73d4f
Merge "aries-common: init: load zram module" into android-4.4