v0.27.0-pre.2

Bug Fixes

• conn mngr min/max connection values (#528) (a1717da)
• make dialer configurable (#521) (24c3ce6)
• upgrader should not need muxers (#517) (56a1825)

Features

• add libp2p.connections getter (#522) (6ca19c5)
• allow transport options to be passed on creation (#524) (0d4b2bd)