ReservePianoRoom: Add Print page

print page's route is nearly as same as view page,
but change url from "page/%d/room/%d" to "print/%d/room/%d"
ReservePianoRoom: Update permission

Now admin can reserve room at any time.
ReservePianoRoom: update print.phtml

Add Title to view script.
ReservePianoRoom: Add print method

Add button on index view script
automatic open print option on browser
Remove register button

modified layout, temporary add false condition to register function