added support for idnumbers to the create and list course commands
made the listing of idnumber in the course list function an option
Added command to enable self enrolment on a course
Edited user create command to allow an external authentication plugin (e.g. ldap) to be specified
add new command block-manage (to hide and show blocks)
Add a new command module-manage to hide and show modules
Add a new command module-config to set or get any plugin's settings
Modified user create script to accept idnumbers
Edited user list command so it can deal with sorting and display idnumbers if desired
Merge branch 'local_upstream' into extraoptions
Merge pull request #10 from mofet/block-manage

Add new command block-manage (to hide and show blocks)
Merge remote-tracking branch 'remotes/origin/pr/11'

Conflicts:
	README.md
Merge remote-tracking branch 'remotes/origin/pr/12'

Conflicts:
	README.md
Merge pull request #13 from bbusschots-nuim/extraoptions

Added Extra Options & Functionality
Merge branch 'master' of github.com:tmuras/moosh
user-delete moosh command start
user-delete step1: get user id
user-delete: delete user
max arguments->255
clean up execute method