Implement AMQP command wrappers

[oubiwann]

77 commands to wrap (we're skipping *_ok):

• connection.start
• connection.secure
• connection.tune
• connection.open
• connection.close
• connection.blocked
• connection.unblocked
• connection.redirect
• channel.open
• channel.flow
• channel.close
• channel.alert
• access.request
• exchange.declare
• exchange.delete
• exchange.bind
• exchange.unbind
• queue.declare
• queue.bind
• queue.purge
• queue.delete
• queue.unbind
• basic.qos
• basic.consume
• basic.cancel
• basic.publish
• basic.return
• basic.deliver
• basic.get
• basic.get_empty
• basic.ack
• basic.reject
• basic.recover_async
• basic.recover
• basic.nack
• basic.credit
• basic.credit_drained
• tx.select
• tx.commit
• tx.rollback
• confirm.select
• file.qos
• file.consume
• file.cancel
• file.open
• file.stage
• file.publish
• file.return
• file.deliver
• file.ack
• file.reject
• stream.qos
• stream.consume
• stream.cancel
• stream.publish
• stream.return
• stream.deliver
• dtx.select
• dtx.start
• tunnel.request
• test.integer
• test.string
• test.table
• test.content
• P_connection
• P_channel
• P_access
• P_exchange
• P_queue
• P_basic
• P_tx
• P_confirm
• P_file
• P_stream
• P_dtx
• P_tunnel
• P_test

Part of epic #35