build
ZRAM : use SNAPPY compression instead of LZO
Update snappy compression to latest version
Boost random32 generation
Revert "Boost random32 generation"

This reverts commit 8ad7224c442a15274f3fc4299b3a35ffb5879303.
Remove + sign on kernel version

This reverts commit 8ad7224c442a15274f3fc4299b3a35ffb5879303.
Good Bye ZRAM
Revert "Good Bye ZRAM"

This reverts commit dc2ba5a78f2444070d2c9e586ba0d9a5b08933a0.
Merge Experimental-branch