Release of 2.0.15, allows for configuring the breadcrumbs seperator

Release of 2.0.14, allows parent_id to not be set when using the hydr…

…ate method, adds getActiveItem and getSubmenu methods

Release of 2.0.13, fixes max_option setting bug (closes issue vespako…

…en#52)

Release of 2.0.12, fixes breadcrumbs bug

Release of 2.0.11, fixes dependency problems

Release of 2.0.10, loosens dependencies to improve compatibility

Release of 2.0.9, fixes composer stability problems

Release of 2.0.8, adding breadcrumb support, fixing docs, fixing vari…

…ous bugs

Release of 2.0.7, fixes option hierarchy, fixes bugs that occured in …

…some situations with with onItem, stop, adding comments

Release of 2.0.6, moves testbench dependency to require-dev for backw…

…ards compatibility (should have been there anyway)