refacto node handlers, adds AnnualReview workflow, adds Initiation node
refacto task templates, using a master in task bundle for each type of; adds some graphical improvement on timeline
refacto task controllers
adds Preparing node for AnnualReview workflow
adds AnnualMeeting node for AnnualReview workflow, fix bug on menu, adds fixtures
adds information display on timelines
Merge pull request #9 from extia/nyx-feat-annual-review

Workflow Bilan Annuel