Environment commands

root
    - environment
        - alias alias-name alias-command-name
        - no alias alias-name
        - [no] create
        - [no] more
        - reduced-prompt [no of nodes in prompt]
        - no reduced-prompt
        - [no] saved-ind-prompt
        - terminal 
            - length lines
            - width width
        - time-display {local | utc}
        - [no] time-stamp