ISIS-537 Set the version to 2.0.0-SNAPSHOT to avoid using wrong artefacts why reworking the kitchensink app to Bootstrap basen one
ISIS-537 Add Maven dependency to wicket-bootstrap (upgrades the dependency of Bootstrap from 2.3.2 to 3.2.0)
ISIS-537 Use BookmarkablePageLink instead of Link#onClick() {setResponsePage(Class)}
Remove a link to import HomePage.css because it is an empty file

replace <div/> with <div></div> to fix a warning in the IDE
ISIS-537 Bootstrapify WelcomePanel
ISIS-537 Minor non functional improvements in BreadcrumbPanel
ISIS-537 Minor cleanup in the markup
Add TODOs for improving later
ISIS-537 Do not depend on the configured Bootstrap CSS reference. This is automatically manager with the configured ITheme
Add a TODO for improving it later
ISIS-537 Add main navigation bar for the home link, user name, logout and about links
ISIS-537 Reimplement application actions menu with Bootstrap dropdown buttons

It doesn't yet support all the functionality from the old CssMenuPanel & Co.
ISIS-537 Fix the generation of the sub menu items
ISIS-537 Move the breadcrumbsMenu and copyLink to the secondary navbar
ISIS-537 Bootstrapify EntityPropertiesPanel
ISIS-537 Bootstrapify Blob and Clob panel
ISIS-537 Add margin-bottom to avoid hiding elements behind the fixed bottom navbar
ISIS-537 temporary disable the generation of the CSS bundle.

This way the CSS of the bootstrap theme is not overriden
ISIS-537 Bootstrapify Date related panel and collection contents
ISIS-537 Fix bootlint warnings at the home page