deprecation removal and cleanup

	- deprecations
	  	- billing_info ( use bill_to )
	  	- accepted is_accepted ( use is_accept )
	- remove deps
		- MooseX::ABC
	- remove methods
		- dcc_suppored
		- DCCSupported type
0.008000

	[NEWS]
	- API's deprecated in 0.007006 and older have been removed
	[DEPRECATIONS]
	- billing_info ( use bill_to )
	- accepted is_accepted ( use is_accept )