correct name of qunit module
Merge pull request #2986 from ryanto/module_name_fix

Correct name of qunit module
Add documentation to cover the `{{each}}` helper's `emptyViewClass` option.
Merge pull request #2991 from bradfol/each-empty-docs

Add docs for `{{each}}`
Fixed small typo

Fixed a small typo rturns >> returns
Merge pull request #2992 from kiwiupover/patch-1

Fixed small typo