Fixed warnings in webui.
Added gauges.
Moved things to correct position.
Merge branch 'webui' of https://github.com/sahara-labs/web-interface into webui
Updated requirements document.
Updated requirements text.
Implemented database fail over to a list of configured database servers.
Fixed legacy configuration database access.
Log message style fix.
Added chmod to change configuration file to only web server readable and writeable.
Merge from Github.
Merge branch 'master' into webui