Merge pull request #15 from rtc-io/silvia

Silvia
Unnecessary file.
Make quickconnect-chat work with current quickconnect.
Update Makefile & include quickconnect-chat into tutorials.
Remove quickconnect-chat - it is already explained in simple-text-share.
Adding a quickconnect video conferencing example.

TODO: this should probably get dissected a bit.
Add some basic information about running your own signalling server.