test post do gui
Wrote the introduction and the first three topics.
Text improvements.
Start writing Neo4j on Rails topic.
Add content.
Change line width.
Add dots.
Text improvements.
Add post. Initial commit.
Minor content update.
Text improvements.
Add next steps topic.
Add neo4j web admin displaying some data.
Add neo4j web admin with data image.
Rename file to update post date.
Update links to the demo application repository.
Fix typo.
Add link to neo4j gem model generators.
Add info on how I created the demo app.
Hide author link for Dirceu's posts

Closes GH-240