user module for openwrt
version
export is_openwrt function
added ash shell
don't use data::dumper module on server side
fixed getgrnam call, fixed ps for openwrt
fixed openwrt
fixed linux user/group creation
no need to add source or content to a file
fixed path calculation
Refactor OpenWrt user module

Simplify rm_user and user_groups subroutines.
Merge pull request #200 from ferki/openwrt_user

Refactor OpenWrt user module
sleep a little before closing execution channel
use xterm, fixes strange execution bug where daemons could'nt fork
added exec_and_sleep feature, for strange behaviour on kvm hosts
fixed
fixed command execution
added better failed login detection
option to disable strict host key checking for openssh
added possibility to add every openssh option