updated todos
added tag/input sizing options
removed unused class...
added controls to beforeAddingTag and beforeDeletingTag such that if they return false, the action won’t be performed
added the following specs:
specs to add:
  read only:
    readOnlyEmptyMessage
  normal system:
    restrictTo
    tagClass

updated existing specs for:
normal system:
    calls before/after callbacks

Working on refactoring through helpers like “newTagger” and better leveraging beforeEach/afterEach
use newTagger helper
added tagSize specs
added promptText specs
added spec for popover definition
added getTagWithContent spec
added a couple specs around templating and bootstrap version