refactor filter UI on participant index to add boolean operation
fixed bug on edit participant profile with label only
refactor participant filters
refactor ProgramHistory Filter
fix history filter + refactor participant filter
apply filter to Unmatchable controller
update installation documentation
refactor filter operator moved to model
localized filter labels
clean code
Merge branch 'develop' into feature/filter_box

Conflicts:
	app/View/Layouts/default.ctp
Merge branch 'feature/filter_box' into develop
fixed bug 'dialogue saved. undefined' flash message
Merge branch 'develop' of https://github.com/texttochange/vusion-frontend into develop
fix exporting participant pagination
Merge branch 'develop' of https://github.com/texttochange/vusion-frontend into develop
fix index page for admin and unmatchable replies
fix webtest due to label changes
fix location of import file
Merge branch 'develop' of https://github.com/texttochange/vusion-frontend into develop