start data_library branch
working reverse traversing towards root library for every folder  = good for path building
initial frontend commit
refactoring, modals start
work in progress on data libraries, integrated within galaxy framework with require, modularized
transfer into modal window, requirejs, notifications, import to history, galaxy.modal changes, API for library datasets, start of API versioning
slight refactoring and bugfix of db_next_hid generator
added dropdown menu plugin to bootstrap
library work, galaxy modal changes, api v2 preparation, API tweaks, API for dataset downloading implementation
improved styles for libraries, added features to modal window, API tweaks
Merge data libraries branch to default
aiding the merge of data_library branch
Merged galaxy/galaxy-central into default
aid after merge data_library branch
aiding problematic merging of data_library branch, removing duplicates, removing API v2 relicts
aiding merg problems with data_library branch
aiding merg problems with data_library branch
aiding merg problems with data_library branch
aiding merg problems with data_library branch
Merge with second head of ‘default’ branch