Merge pull request #446 from ebfe/fix-build-master

Fix build with rust master
chmod: update for latest Rust
Merge pull request #447 from Arcterus/fix

chmod: update for latest Rust
nohup: fix for latest Rust using terrible hacks
Merge pull request #448 from Arcterus/nohup-hacks

nohup: fix for latest Rust using terrible hacks
du, fmt: fix build