Summary: Previously opening a deep link would always fail with flipper thinking the plugin did not exist. In this diff we wait for plugins to be initialized Differential Revision: D40142275 fbshipit-source-id: 7894fc60a6df57e13395e05263b0905847b11ad3
flipper-ui-core (TBD)
Flipper's UI, agnostic of Electron vs Browser.