ps: adopt spf13 flag package, remove permutation stuff
ps: adopt spf13 flag package, remove permutation stuff

The old school non-flag-syntax args are deprecated.
Leave in ps aux for now, but we may remove it later.

Signed-off-by: Ronald G. Minnich <f569d0af9a3481c4007b95c7180d6c41009f2513@gmail.com>

u-root/u-root,GanShun/u-root,GanShun/u-root,hugelgupf/u-root,rminnich/u-root,hugelgupf/u-root,rminnich/u-root,GanShun/u-root,u-root/u-root,hugelgupf/u-root,rminnich/u-root,u-root/u-root,hugelgupf/u-root,rminnich/u-root