added schedule schema
implemented add and remove actions for scheduling
added schedule functionality tests
added schedule inquiry for today
added action to display week schedule
changed days to integers (as they should have been in the first place
a nice reminder to run tests before a commit
Merge pull request #20 from MEBG/schedule

Adding basic schedule actions (adding/removing days and schedule inquiry)
missed one status inquiry action
moved files around
restructured tests
added message for empty schedule / fixed "noone"s / +1 to sender robusto
tidied up conditional clauses
modified status message to include more information (schedule)
removed stray tty output
adjustments to status message