Uniq result for character name.

This prevents multiple nodes of the same name.
remove logging and notes
Merge branch 'add-relationship' of https://github.com/valiantvu/StoryViz into add-relationship
Fixed disembodied links issue
Format and remove merge conflict marker from index.html
Add form to create new relationship in story.html
Implement POST handler for adding a relationship
Add factory method for posting a new relationship
Fix extra parenthesis and semicolon
Add scope variable for relationship types, adjust indentation
Implement method to scope to add relationship
Update model name in template for char.name
Update scope variable names
Add input form to specify new character's first chapter appearance
Modify placeholder text for input field
Modify addChar to submit POST request with chapter
Modify factory method to submit POST request for chapter
Modify POST handler to invoke saveRelationship with chapter parameter
Change route in POST request for adding relationship
Update route in POST handler for new relationships