Renamed all calls to delete_dashboard() to use delete(). Changed Dashboard::delete_dashboard() to print deprecated warning and call delete() to maintain backwards compatibility. Renamed relevant test file
Updated perlcritic exceptions to allow me use delete() in my functions
Renamed all calls to update_dashboard() to use update(). Changed
Dashboard::update_dashboard()  to print deprecated warning and call update()
to maintain backwards compatibility. Renamed relevant test.
Renamed all calls to get_dashboard()/get_all_dashboards() to use
retrieve()/retrieve_all(). Created backwards compatible functions to
warn user and call new function name.  Renamed relevant tests.
Renamed all calls to get_event/post_event() to use retrieve()/create().
Created backwards compatible functions to warn user and call new function name.
Renamed relevant tests.
Updated all calls to post_metric(), changing to new name emit().  This
is based off the ruby library that uses emit_point().   Created warning
about deprecated function in post_metric.  Renamed test file.
Updated tests to add calls to deprecated functions.
Updated to delete the dashboard created just for deprecated version of call
and delete temp file containing dash id just for deprecated.
Added exclusion for Cover::Devel output dir
Updated tests to include calls to deprecated versions of functions.