Merge pull request #40 from jdcantrell/init

Add hologram init, and more error checking with better messaging
Merge pull request #41 from jdcantrell/skip-files

Do not copy files that being with an underscore in the documentation assets folder
Just some general documentation maintenance

- fix typos
- edit for consistency
- remove some duplicate/unnecessary comments

cc @jcantrell
Update README.md
Update readme