Release 5.0

[dougwilson]

This is a tracking issue for release 5.0.

Please keep feature requests in their own issues

If you want to make a comment on a particular change, please make the comment in the "Files changed" tab so comments are not lost during a rebase.

List of changes for release:

• Add promise support to async helpers
• Drop support for Node.js below 0.10
• Drop support for Express.js 2.x
• Remove layout support

List of things to refactor:

• Use uid-safe for async helper tracking
• Use standard style

Testing this release

If you want to try out this release, you can install it with the following commands:

$ npm cache clean hbs
$ npm install pillarjs/hbs#5.0

Owners/collaborators: please do not merge this PR :)