bugfix with default tree position of the section. removed legacy code with the new tree position calculation
fixed an issue with empty _buffer attribute for m2ms
fixed a bug in /metadata, moved the modes into the settings.RESPONSE_MODES
fixed a bug with the recursive metadata propagation for NEO objects.
Merge branch 'button-implementation' into wdat2-develop
Release v0.2.0: implements most of the button requirements
Merge branch 'v0.2.0' into wdat2-develop
First usable implementation of VList (see test/list.html for sample usage).
Tabs removed
Tabs removed
Comments adjusted
Avoid duplicated IDs in VTree
Version updated to 0.3.0
Merge branch 'v0.3.0' into wdat2-develop
Merge branch 'wdat2-develop' into list-implementation
Fixed some issues in VList with the new buttons. Created images for buttons. Using css for image buttons and switched type of Button.toggle_state from string to boolean. Updated version to v0.3.1.
Merge branch 'button-implementation' into wdat2-develop

Conflicts:
	apps/wdat/src/api/utils.less  FIXED
Release 0.3.2: updates button infrastructure
Merge branch 'release0.3.2' into wdat2-develop
search-bar layout skeleton

- includes the go button, a fixed width query box which contains a smaller
  text-box and space for the advanced button.
- no eventing yet.  This is just a design layout.