Add wait weights to authority, simplify check authorization, and contracts are now only granted the "eosio.code" virtual permission

do not bypass delays for creating a new permissions and restricted rather than unlimited satisfied delay for canceldelay check authorization

Add test for get actions

Publish coverage report to coveralls [skip-ci]

Enable test nodeos_run_remote_test.

fix generate_abi test

Additional unit test for #2628 non-priviledged deferred transaction

A contract no longer satisfies all permissions of its account by default.

If a contract needs to be able send an inline action or deferred transaction and requires adding some specific permission to the authorizations of the action, then the authority of that permission must be set up in such a way that it can be satisfied by just the "eosio.code" permission.

remove the any producer permission (would have given unlimited resource usage power to a single top 21 producer)

- abort pending changes prior to shutdown
- pop undo state on startup in case we crashed without aborting pending
- warn user when we load in this state as other things may be wrong

create unitest to reproduce issue 2835

Fixes EOSIO/eos#2803

Context free actions access control

(chainbase sync) check BOOST_VERSION as part of the environment check