added dnd-handler for "downloads" node
small bugfixes
Merge branch 'freeplane_master' into workspace_1.0
update pdf-hash index after file rename/move
get normalized files from absolute URI
Merge branch 'freeplane_master' into workspace_1.0
add converter for old workspace configurations
initial wizard classes
major changes and refactoring

- first adjustments to prepare for the new user management
- new docear setup wizard impl
added listener capabilities for user accounts
Merge branch 'freeplane_master' into workspace_1.0
code and structure clean up
finished setup wizard implementation
impl workspace settings handler
bugfix for freeplane #0001994: Workspace bug reported in Forum
Merge branch 'freeplane_master' into workspace_1.0
added DocearWorkspaceSettings Impl
bugfixes and enhancements for setup wizard

-adjusted single actions for "create project" and "import project"
-modified docear "default project" content
store settings immediately after setup finished
keep checked state of checkboxes in registration page