DiME starting message

[zmalkmus]

Both ANDES and AGVis have messages when they begin to run. Dime has no such message so it may be confusing for new users to know it has been started.

For example, AGVis has a message appear on run like this:

    _   _____   ___     | Version 3.1.3.post40+g51174f2
   /_\ / __\ \ / (_)___ | Python 3.8.17 on Linux, 07/31/2023 03:57:50 PM
  / _ \ (_ |\ V /| (_-< | 
 /_/ \_\___| \_/ |_/__/ | Web-based geographical visualizer.

Working directory: "/home/zmalk/work/agvis"
AGVis will serve static files from directory "/home/zmalk/work/agvis/agvis/static"
at the URL http://127.0.0.1:8810. Open your web browser and navigate to the URL to access the application.

Starting AGVis... Press Ctrl+C to stop.