Lints src/client (#1577)

* lint backoff

* lint wsWrapper

* remove rangeset - not used

* split out connection.ts classes

* lint requestManager

* lint connectionManager

* lint most of connection

* fix most of client

* lint broadcastClient

* resolve more linter issues

* resolve magic numbers

* clean up more linting

* resolve rest of issues

* fix tests

* fix browser tests

* fix tests after rebase

* respond to comments

* fix dependency cycles

test/broadcastClient.ts

@@ -42,7 +42,7 @@ describe("BroadcastClient", function () {
       assert.strictEqual(info, "info");
       done();
     });
-    this.client._clients[1].connection
+    this.client.clients[1].connection
       .request({
         command: "echo",
         data,