Implement basic intro overlay
Tolerate content width / cell rows round-off errors
Cleanup bower.json
Merge branch 'feature/intro-overlay' into develop

* feature/intro-overlay:
  Cleanup bower.json
  Tolerate content width / cell rows round-off errors
  Implement basic intro overlay
Bump version to 0.1.2 in package.json
Merge branch 'release/0.1.2'

* release/0.1.2:
  Bump version to 0.1.2 in package.json
  Cleanup bower.json
  Tolerate content width / cell rows round-off errors
  Implement basic intro overlay