Embed the interfaces from dojo/interfaces

[umaar]

Type: feature

The following has been addressed in the PR:

• [x] There is a related issue
• [x] All code matches the style guide
• [x] Unit or Functional tests are included in the PR

Description:

Takes the interfaces from dojo interfaces and brings it into this repo. No tests are carried over.

Addresses: https://github.com/dojo/meta/issues/223

[codecov[bot]]

Codecov Report

Merging #195 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #195   +/-   ##
=======================================
  Coverage   97.03%   97.03%           
=======================================
  Files          17       17           
  Lines         405      405           
  Branches       53       53           
=======================================
  Hits          393      393           
  Misses          5        5           
  Partials        7        7

Impacted Files	Coverage Δ
src/commands/init.ts	100% <ø> (ø)	:arrow_up:
src/registerCommands.ts	100% <ø> (ø)	:arrow_up:
src/commands/version.ts	98.41% <ø> (ø)	:arrow_up:
src/CommandHelper.ts	100% <ø> (ø)	:arrow_up:
src/commands/eject.ts	94.11% <ø> (ø)	:arrow_up:
src/command.ts	97.29% <ø> (ø)	:arrow_up:
src/npmInstall.ts	85.71% <ø> (ø)	:arrow_up:
src/Helper.ts	100% <ø> (ø)	:arrow_up:
src/configurationHelper.ts	100% <ø> (ø)	:arrow_up:

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[umaar]

@tomdye oops, done!