Factoring out + cleanup Provider, UserCountry, Goals

plugins/CustomVariables/Archiving.php

plugins/Goals/Archiving.php

plugins/Goals/Controller.php

plugins/Live/Visitor.php

plugins/Provider/Archiving.php

plugins/Provider/Provider.php

plugins/Referers/API.php

plugins/Referers/Archiving.php

plugins/Referers/Referers.php

plugins/Referers/functions.php

plugins/Transitions/Transitions.php

plugins/UserCountry/API.php

plugins/UserCountry/Archiving.php

plugins/UserCountry/UserCountry.php

plugins/UserCountry/functions.php

...ed/test_OneVisitorTwoVisits__Referers.getCleanKeyword.xml

...VisitorTwoVisits__Referers.getKeywordNotDefinedString.xml