Fix #49 - Centering broken if Bootstrap css loaded
Merge pull request #50 from box/issue49

Fix #49 - Centering broken if Bootstrap css loaded
Remove duplicate CSS rules
Revert examples to using /build instead of /dist directory to avoid confusion
Add url utility
Merge pull request #54 from box/url-util

Add url utility
Data Providers
WIP modifications to data provider
WIP: move text/svg transformation into respective data providers (no tests yet)
WIP: remove redundant page retrying logic in page/lazy-loader (no tests)
WIP: Add page-img, metadata, and stylesheet data providers (still no tests...)
WIP: refactor asset loading logic in page-svg, page-text, page, etc; add lots of tests (still not passing all tests)
WIP: fix all the tests (still missing tests for some DPs)
Add test for ajax.fetch
Remove modelName arg from data-provider get() methods
Add test for metadata data-provider
Add test for stylesheet data-provider
Add test for page-img data-provider and fix issue with request abortion
Fix a bug where pageload messages were fired too many times
Fix a missing stub in viewer-test