Adding mailer configuration
Renaming ActionTimings -> ActionPlans inside tutorial samples
Adding mail_async action
Fix test default config mailer
cgr-engine main is async again
Fixup mailer
Merge branch 'master' of https://github.com/cgrates/cgrates
added server log messages
Merge branch 'master' of https://github.com/cgrates/cgrates
removed exit after cdrs
Merge branch 'master' of https://github.com/cgrates/cgrates
Default client-server over internal connections, small fixup order of service start
Fix local tests
Extra log in engine for history
better historyy agent starting
Engine start order, improved logging, default config listening fix
merge
removed extra log
Merge branch 'master' into shared_balances

Conflicts:
	apier/v1/apier_local_test.go
	apier/v1/tutfscsv_local_test.go
	cmd/cgr-engine/cgr-engine.go