Add class styleguide to hologram elements

Signed-off-by: Geoff Pleiss <gpleiss@pivotal.io>
fix ci errors and out of date fixtures

Signed-off-by: Geoff Pleiss <gpleiss@pivotal.io>
Move from cmp to read/eq for better errors on ci failure

Signed-off-by: Geoff Pleiss <gpleiss@pivotal.io>
Make fixture tests order independent for reduced flakiness

Signed-off-by: Geoff Pleiss <gpleiss@pivotal.io>
Merge pull request #157 from stubbornella/feature/add_class_on_hologram_elements

Add class 'styleguide' to hologram elements
Update readme with .styleguide note
Add support for tabular component layout

- refactor markdown renderer to move most functionality out into block code renderer

Signed-off-by: Nicole Sullivan <nsullivan@pivotal.io>
Add docs for tabular component rendering

Signed-off-by: Nicole Sullivan <nsullivan@pivotal.io>
Fix CI errors.

- Remove method with invalid Ruby 1.* argument syntax
- Require haml as a development dependency so it can be used in tests

Signed-off-by: Nicole Sullivan <nsullivan@pivotal.io>
Safe-require haml in block code renderer.

Signed-off-by: Geoff Pleiss <gpleiss@pivotal.io>