Fixing the "get n links" feature.
Remove debug noise.
Add $http service to MediaWiki test code.
Make the media-wiki "page get" use $http instead of homebrewed GET calls.
Make the media-wiki "search" use $http instead of homebrewed GET calls, sharing code with the "page get".
Hey, now it applies changes to the $scope automatically! (Because we're using $http.)
Removing useless debug code.