Format listing of app manager tab definitions.
LRDOCS-810 Fix localizing titles and descriptions used in the Control Panel for multiple portlets from the same project.
LRDOCS-810 Explain when it makes sense to use a shared resource bundle and when it is necessary to use separate resource bundles.
LRDOCS-810 Explain when it makes sense to use a shared resource bundle and when it is necessary to use separate resource bundles. part II
Merge pull request #711 from jhinkey/6.1.x-dev-guide

6.1.x dev guide update