Prettier v2 has the following breaking changes:
* enforces spaces between `function` and params
* enforces trailing commas by default

By adding the `.js`-extension to the bin-file, IDEs will
know that js code-highlighting should be applied to the
file, which makes it easier for devs to read the code.

This reverts commit c2f1e62.

- adds full unit tests for all cli options
- demonstrates that nothing changes between minimist and yargs except a minor order change in the --help text
- proves b9c4b25 works the same as before

Co-authored-by: fabb <fabb@users.noreply.github.com>

closes #1658

- adapted code from master to latest yargs (`.option` calls).

```
4.x:
found 188 vulnerabilities (169 low, 4 moderate, 14 high, 1 critical) in 5815 scanned packages

4.x with this PR:
found 32 vulnerabilities (17 low, 1 moderate, 13 high, 1 critical) in 5829 scanned packages
```

Fixes #1071

Load templates and then parse them in a distinct operation. This will allow us to use other input sources such as stdin and strings.

Fixes #966

Fixes #895

Attempts to avoid some of the Node vs. ES6 confusion between the different styles within the application.

Also adds some simple tests in addition to the integration test.

…ing pull request

Fixes #746

Fixes #689

Fixes #644

Fixes #642

Fixes #563

Byte order mark is now removed from the beginning of the files when b
flag is used.

Now when compiiled with amd option and a single input argument, we are
checking to see whether the input is a file or folder.

templates (or partials) hash from the AMD module

return the compiled template from the AMD module

…atteoagosti-master

Conflicts:
	bin/handlebars

Fixes #361

Also allowing to compile based on data getting passed in

Fix missing escape