package: bump `socket.io-adapter`
package: bump `engine.io`
Readme: tweak
package: fix versions
Release 1.0.0-pre
package: bump `expect.js`
Fix // … to be /* … */
Merge pull request #1451 from elisee/patch-1

Fix // … to be /* … */ in README.md
Merge branch 'upstream' into add/simple-tests

Conflicts:
	package.json