Return PKGBUILDs to git patches
Move full_kernel_version() to lib.sh
conf.sh: Add AZB_{ZFS,SPL}_GIT_PATH
build.sh: Remove check_git_repo()
build.sh: Refactor get_new_pkgver()
build.sh: Comment out uneeded variables
repo.sh: Refactor version checking
README: Add note about generating git patches