hacky way of not showing ads or analytics in local dev

BS3 commit f25d8c008041bbc6a008fab92915ca0073941ff0
Variables reorganization and breadcrumbs update

BS3 commit 4b0fa356f3c00c850ec56815f8a8e07eb927c960
Better code snippets on mobile in docs

BS3 commit 6cce56061f3c87826bb3217c9c21d58a2de2ab5c
Twerk callouts and fix an unstyled one

BS3 commit 8ab77191ceec9648e47dbe764d876c536c9e6ec2
update carousel captions

BS3 commit b6238c5f200821ebd564f36ff3882218e6093199
update links to bower

BS3 commit c2d3dad15b955146af832ccbb67dd640f9a2544f
Update Normalize.css URL to new Github.io domain

BS3 commit 6952d655f4e48daee1b2f13ee40fe076d1383b23
fix bs-callout