Revert "Add SLQB memory allocator from https://github.com/faux123/tuna/commit/cc004dcf57f9a55ab37336e614fbcd16be264c64"

This reverts commit 80c6fb51da0dbfb344fcbe3247c6eb776b2cf2d7.
Revert "Revert "Add SLQB memory allocator from https://github.com/faux123/tuna/commit/cc004dcf57f9a55ab37336e614fbcd16be264c64""

This reverts commit dead80e5990acc8faca3c7aaeb5f37008bbd8a7e.
Revert "Revert "Revert "Add SLQB memory allocator from https://github.com/faux123/tuna/commit/cc004dcf57f9a55ab37336e614fbcd16be264c64"""

This reverts commit 8bc3c2f4dfbdd2d2a9e5197e1a808e1581da7282.
Done playing with SLQB. Track some untracked files.
zram: use zram->lock to protect zram_free_page() in swap free notify from https://github.com/faux123/Galaxy_Note_2/commit/99c981b041ce3d183e27fcc1d8867f74d91c2746
zram: avoid access beyond the zram device from https://github.com/faux123/Galaxy_Note_2/commit/35ee06c2af15469cd45fbdf956f6085a170bebe2
zram: avoid double free in error recovery path of zram_bvec_write() from https://github.com/faux123/Galaxy_Note_2/commit/d8e0eb31c0f8dbb9be99c9e9da5793503cba39c1
zram: avoid invalid memory access in zram_exit() from https://github.com/faux123/Galaxy_Note_2/commit/7e4b69d3ee0245f572a82f53adc55e46ae0e87bc
zram: simplify and optimize zram_to_dev() from https://github.com/faux123/Galaxy_Note_2/commit/407934dfda23442796a41ea46cce0798639272c8
Revert "zram: use zram->lock to protect zram_free_page() in swap free notify from https://github.com/faux123/Galaxy_Note_2/commit/99c981b041ce3d183e27fcc1d8867f74d91c2746"

This reverts commit 14fa7ffab40108e8dde179b15269e221d4e5a528.
Remove some excess files