pajama commit: migration to bootstrap
Add friendly title to charts of FilterItemMetricsEvol
Improve logic for people page labels.
Declare variables in order to detect collisins.
Add load of JSON file with project hierarchy
Add new feature to browse the site by Project name

Add functionality to read the project_hierarchy JSON file to produce
a navbar to allow user to browse the site by project. Everything
using bootstrap 3
Add combined navigation breadcrumb feature
Add function to display Project Map with Modal
Hardcode the project nav bar for Eclipse
Hardcode the side bar for Eclipse
Add support to trends by project
Change style of project navigation breadcrumb and add project map item
Disable combined project/section breadcrumb
Add project map link to side menu
Add feature to display the section breadcrumb
Improve the way the section breadcrumb is calculated

The section breadcrumb can be used from every page of the dash
and it displays the section automagically.
Replace file names for data sources and project map pages
Avoid creating project breadcrumb when JSON is unavailable
Change layout for name parsed from PersonData class
Change layout for repo name parsed from FilterItemData class