Dataspace ExtJS 4.2.1 migration

Initial commit of migrated ExtJS 4.2.1 dataspace app including theme.
Configured Java classes for Ext App
Production client lib for ext app.
Support for live filters.

Code written by Dax Hawkins. Delegated commit due to vcs migration.
Significant theme updates to Ext App
App splits styling based on number of selectors
CDS: Working grid and additional styling improvements for 4.2.1
- fix for format method in 4.0.7 app.
CDS: Improve Learn pages layout, buttons.
Fix cds build
Update app to Cmd 4.0.2.67
Dataspace: Factor out State, View and Route management.
fix expected text casing for summary page title panel
Dataspace: Test coverage for 4.2.1 client app.
Dataspace: Remove 4.0.7 app. Migrate assets.
CDS: move common filter code into separate app file with minimal Ext dependencies.
Dataspace: Updated paths.
Centralize Ext4 css prefix setting
Reset Ext4 css prefix at end of CDSTest
Merge remote-tracking branch 'origin/develop' into develop

Conflicts:
	webapp/Connector/src/controller/FilterStatus.js
Dataspace: Update plotting to d3.
Fixes for issues found in refactor buddy testing.