Bug 540010: Add tools for R apps

  - Add launch config type R App and actions to start/stop/restart apps
  - Add app browser view R App Viewer
  - Add app variables view R App Variables

Also:
  - Replace IToolProvider / ToolRetargetableHandler by ecommons.ts
  - Replace ToolRetargetableHandler by AbstractToolHandler
  - Add Section to Queue to improve handling of stacked queues
  - Extract RElementInput utilities and handlers from object browser
  - CleanUp QueueView and HistoryView

Change-Id: Ifee5b79578719a19c97a5bc676c96a629c5ab259
108 files changed
tree: 7626168ac52bf0800816eff03a10310518038e79
  1. .settings/
  2. r/
  3. redocs/
  4. rtm/
  5. .project