Dashboard custom buttons

Implement #17 (closed): Custom buttons for dashboard

Update fontawesome dependency to version 5

• less dependencies (no more select-2 and special jQuery version)
• current icons
• admin widget working

The update required changes in the templates (new template tag and version 5 introduced namespacing for styles)

Fix design issue in dashboard

added feature needs-review labels

added 1 commit

• 8eae86a0 - Add translations for dashboard buttons

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added 1 commit

• c30e8dca - Update dashboard translation

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approved this merge request

mentioned in commit 63f87294

merged