Working on `README.md`.
Merge branch `factory-direct` into `master`.
Merge branch `master` into `readme`.

Conflicts:
	README.md
Merge branch `readme` into `master`.
Merge branch `readme` into `travis-ci`.
Replace inner `cadence` function in `README.md`.

Some of the `README.md` examples were still using the old inner
function.
Merge branch `readme` into `master`.
Merge branch `readme` into `travis-ci`.
Update `t/sizes` minifcation report for Bash 3.

The `t/sizes` minification report now works on Bash 3.

Closes #53.
Add `.js` suffix to test file names.

Added `.js` suffix to test file names in accordance with the new Proof
test file naming conventions.

Closes #54.
Merge branch `tidy` into `master`.
POSIX shell `t/sizes`.

Replace `t/size` with one that will work with a POSIX shell.
Update Proof, revert Uglify JS, POSIX `t/test`.

Updated `package.json` to use Proof 0.0.17, and the 1.3 version of
Uglify JS. The 2.0 version of Uglify JS does not compress as well as 1.3
and it sends blank lines to standard out mussing up the report from
`t/sizes`.

Replace `t/test` with one that works with the POSIX shell.
Step over to stop out of `async`.

Closes #47.
Fix step over to set out of async.

See #47.
Release 0.0.7.
Merge branch `release-0.0.7` into `master`.
Exception when `step` arguments are invalid.

Closes #56.
Merge branch `invalid` into `master`.
Rename `async` function to `step`.

Closes #55.