Adds work package show view specs
Adds work package edit view specs
Adds custom value locale
Adds custom value edit locale
Adds changelog entry
Handles missing translations correctly
Fixes work package factory
Simplifies method implementation
Merge pull request #848 from opf/fix/custom_value_locale_fixes_2244

[FIX] Custom value locale fixes 2244
Use icon from icon font for group indicator

in project members view
Fixes spelling.
Changelog.
Merge pull request #851 from opf/fix/tl-translation