Get the User ID for a registered email
This method does not require authentication.
/api/getUserID/bo(at)farfar(dot)se
<emotionalcities>
<status>ok</status>
<profile>
<id>2</id>
<country>Sweden</country>
<city>Stockholm</city>
</profile>
</emotionalcities>
<emotionalcities>
<status>error</status>
<message>empty values</message>
</emotionalcities>