Reporter.ts cleanup.

[lzhoucs]

This cleans up Reporter.ts and adds grunt-dojo2 in the intern config.

Depends on: dojo/grunt-dojo2#99
Resolves: dojo/grunt-dojo2#61

Build will fail until dojo/grunt-dojo2#99 is landed

[codecov-io]

Codecov Report

Merging #101 into master will decrease coverage by -0.04%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #101      +/-   ##
==========================================
- Coverage   99.48%   99.45%   -0.04%     
==========================================
  Files          15       15              
  Lines         391      364      -27     
  Branches       48       40       -8     
==========================================
- Hits          389      362      -27     
  Partials        2        2

Impacted Files	Coverage Δ
src/allCommands.ts	100% <ø> (ø)	✅
src/commands/eject.ts	100% <ø> (ø)	✅
src/registerCommands.ts	100% <ø> (ø)	✅
src/npmInstall.ts	100% <ø> (ø)	✅
src/command.ts	100% <ø> (ø)	✅
src/ConfigurationHelper.ts
src/configurationHelper.ts	100% <ø> (ø)
src/loadCommands.ts	97.29% <ø> (+0.42%)	✅

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update fc460ab...734eb9c. Read the comment docs.