Revert "Remove Obsolete copy of twrp.fstab"

This reverts commit d6c8738bf229cf045181f8d6bbe9a0ecc4ceb8c1.
Revert "TWRPify Fixups"

This reverts commit 3a2daeb81677b12da7c7cad5af4060e17033a55b.
Revert "TWRPY-ify"

This reverts commit 11ffa58d17172fd4430f74bed8ac8947a4930fe0.