Test

Test commit
Merge branch 'master' of abubakr.taqisystems.local:/var/cache/git/repositories/nsh

Merge branch from upstream from yellowman.
Merge branch 'master' of github.com:muhammadn/nsh

Initial merge from personal github account.
Removal of test file

Removal of test file.
Modify prompt

Modify the default prompt from "/" to ">" for easy reading.
Change of nshrc location

Modify save-ro.sh and save-rw.sh to a new location (/config) for configuration files.
Change of nshrc location

Change of nshrc location from /etc to /config for easy read and write.
Change capitalization

Change capitalization from "protocol" to "Protocol".
Disable shell

Disable user from executing a subshell.
Merge branch 'master' of www.taqisystems.com:/var/cache/git/repositories/nsh