consolidated chunks of code duplicated 4x into log_and_deny and log_and_pass

in apr_*_handler subs, return DECLINED when connection is not available to read (like during tests)

added 23 tests

deprecate action argument
	'action log' did nothing, better logging controls available with loglevel
	'action deny'  ->  reject 1
	'action denysoft' =>  reject 1 reject_type temp

POD
use head2 for config options (instead of over, item, back)
added loglevel section
updated for replacement of action with reject options
Plugin.pm: added is_immune
updated plugins to use QP::Plugins::is_immune
renamed reaper -> naughty
earlytalker: add explicit reject_type perm

and replace whitelist with is_immune
Merge pull request #15 from msimerson/early

consolidated chunks of code duplicated 4x into log_and_deny and log_and_...