Michael Klein

make special keys also work with TERM=xterm-256color

Darwin: replace vm_statistics64_* with vm_statistics_*

vi keys: translate ALT-h/j/k/l to arrow keys

Merge remote-tracking branch 'upstream/master' into envscreen

Add Platform_getProcessEnv

drop privileges before reading environment

'e' displays environment of current process

Fix fopen mode in Settings_read()