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Google API key
==============
An API key is required in order to access the YouTube Data web services.

Go to https://console.developers.google.com/

Log in using your Google account

Click on "Create Project"

Enter a Project name (e.g.: "Minitube")

On the left side bar, expand the "APIs & auth" drop-down menu and
click on "Credentials"

Click on "Create new Key" and then on "Browser key"

Click on "Create"

You should get an output like the one below:

Key for browser applications
  API key			AIzaSyD7zlL9sAC6-IcwU7Bpds8lZNzmqQTmALQ
  Referers			Any referer allowed
  Activation date		Apr 28, 2015, 2:02:00 AM
  Activated by			johndoe@gmail.com (you)

Be sure that "YouTube Data API v3" is enabled under "APIs & auth" ->
"APIs" -> "Enabled APIs"

If not, go to "APIs & auth" -> "APIs" -> "API Library", click on "YouTube
Data API" and then on "Enable API" to enable it.

Add the environment variable containing your newly generated key
to your ~/.profile or ~/.xsession:

GOOGLE_API_KEY="AIzaSyD7zlL9sAC6-IcwU7Bpds8lZNzmqQTmALQ"
export GOOGLE_API_KEY
