updated parser dependency
Merge pull request #1452 from kevin-roark/update/parser-dependency

updated parser dependency
package: bump `engine.io`
Merge branch 'master' of github.com:LearnBoost/socket.io

Conflicts:
	package.json
package: rollback `socket.io-parser` to fix acks
rebuild
package: bump `socket.io-parser`
Merge branch 'upstream' into add/simple-tests

Conflicts:
	package.json