Add Brunch plugins

[#69018126]
Land Mgmt: symlink node_modules (Brunch plugins)

[#69018126]
Land Mgmt: add dependencies via Bower

[#69018126]
Land Mgmt: Symlink vendored Agentscript, grapher

[#69018126]
Land Mgmt: reorg to prep for Brunch

[#69018126]

Note: won't run in current state. This commit is just here to keep changes to pure renames. Next commit will modify contents of files and add files to get Brunch building working.
Land Mgmt: Build with Brunch

[#69018126]

use 'brunch build' in land-management/ to build the master model to land-management/public/