* Move issue label operations to issue service package

* fix test

* fix fmt

* move clearlabels from models to issue service

* improve code

* Apply suggestions from code review

Co-Authored-By: zeripath <art27@cantab.net>

* Add optional label sets on repo creation

* Fix CRLF

* Instead of hardcoding default, make it the helper

* Move label set init out of repo init

Add a new error for the router
Combine router label init with repo creation label init

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Add issue labels to Swagger for repo creation

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Update models/issue_label.go

Co-Authored-By: Lauris BH <lauris@nix.lv>

* Update models/issue_label.go

Co-Authored-By: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Add emoji to labels
Minor cleanup of tribute code in footer.tmpl

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Quick find/replace in other i18n files containing label translations

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Revert "Quick find/replace in other i18n files containing label translations"

This reverts commit ec3e1a3a17.

* Add style to overwrite emoji height in labels

* Revert Makefile change that makes Windows work

* Add label descriptions

* Add default descriptions to label template

* Replace all ctx.Handle with ctx.ServerError or ctx.NotFound

* Change Handle(403) to NotFound, avoid using macaron's NotFound

* Fix PR, milestone and label functionality if issue unit is disabled or not assigned to user

* Fix multi-actions in PR page

* Change error message

* Fix comment update and delete functionality in PR

* Fix 404 for external tracking issues

* Fix 404 for new/upload file

* track labels changed on issue view & resolved #542

* add missing head comment & sort & fix refresh