Set up testing with Chrome devtools extension

[loraxx753]

Create a devtools extension that will trigger the console messages on and off for developer mode and debugging.

[loraxx753]

Use these console functions for testing:

• console.assert
• console.trace
• console.warn
• console.error
• console.count
• console.group to group tests together
• Console Timers
  • console.time
  • console.timeLog
  • console.timeEnd