Modify the test/Rakefile to execute CI tests properly.

Fix typo for shell expansion:

- Before: `{, }`
- After: `{,}`

This commit refs #28.
Add some tests for Kazu634 recipe.

Tests contain:

- user setting
- vim setting

This commit refs #28.
Execute kazu634 tests, when executing serverspec.

This commit refs #28.
Merge branch 'id/28' into dev