[NEW] Human-like date formatting
[IMP] My profile dashboard: layout and style done
[IMP] My profile dashboard improved

* New icons
* Fetched favorite and managed categories
* Fetched events from categories
* Added tooltips to icons
* Improved style
[MIN] API: strip jquery cache breaker arg
[IMP] Add JavaScript function to make API calls
[IMP] Profile dashboard: api request with jquery
[NEW] Added Moment.js for time formatting
[IMP] My profile dashboard: dates formatted
[IMP] My profile dashboard truncated category path
[IMP] My profile dashboard fetching events in JSON
[IMP] Add basic stuff for redis linkedto
[IMP] Add redis-related unittests
[IMP] Add --dry-run argument to migrate.py
[MIN] Add classproperty decorators
[MIN] Skip redis-related tests if redis is missing
[REF] Use OOSets for linkedTo item lists

fixes #1234
[FIX] Do not link a conference with no id attr
[IMP] Add migration script to copy links to redis
[IMP] Make redis pipeline available within RHs
[MIN] Remove unused import