added basic support for orphan steps
substituted default 'tour' class with dynamic one containing the tour name.
added dynamic event name following jQuery namespace, with event name containing the tour name.
unified post-getStep logic, merged with _renderNavigation and moved directly inside getStep.
changed default buttons from normal to small.
removed empty _renderTemplate method
added 3 tests to cover updated getStep logic
fixed popover removal from test
updated doc with unified bootstrap.js
fixed jasmine missing src, moved bootstrap files to main vendor directory, removed deprecated tests
Disable animations in the tests
finalized orphan option and functionality, adjusted orphan step style, rewritten and reorganized tests, enforced double quotes convention across source code
fixed bad backdrop behavior if the step is orphan, renamed option from orphans to orphan
documented orphan option
reintegrated develop into master