Added directionality to links; changed text styling and positioning; Changed link styling to arcs;
Resolved merge conflicts
Merge branch 'master' of https://github.com/valiantvu/StoryViz into linkTypes
Modified mock db and controller to handle different relationship types
Merge pull request #8 from vreddy18/linkTypes

Added directionality to links for kill/love rels; changed styling
Modify character.create to take a chapter number, and surrounding infrastructure.

This is the first step in supporting time in the DB. Characters must be created in the DB with an initial chapter.
change label to uppercase, fixes unique constraint.'
update docs for relateto and create character
refactor relateTo to handle chapters
refactor getAll to retrieve at a given chapter
Update api and character model to support insertion and retrival of nodes based on chapter.
quick hack to get something on the screen
Merge branch 'time' of https://github.com/valiantvu/StoryViz into time

Conflicts:
	db/mock_db.js