Merge pull request #124 from dshurt/master

Master
Small change to the filters button in order to keep it on top of the other divs.
Merge pull request #125 from Jedwondle/master

Small change to the filters button in order to keep it on top of the other divs.
Made a directive for the svc4diagram.   It may be made into a more general architecture viewer.
For now this is an initial take on it.
Merge Main/master