Do not display environment banner by default in case JS doesn't execute.

This prevents the wrong banner from showing if the page doesn't fully render.
Fix so that page should ALWAYS fully render even if TicketEvolution\Webservice throws an exception. Small namespacing adjustments
Merge pull request #12 from ticketevolution/bugfix-11-environment-banner

Fixes #11 to make sure we do not show incorrect environment banner