Long-press menus for trackables

Enables copy&share and translate for all suitable fields for trackables.
Merge pull request #3625 from rsudev/crowdin_translations

crowdin: New translations
Added es, pt and pl to contacts plugin
Merge branch 'morecopy' of git://github.com/YraFyra/c-geo-opensource into upstream
refactoring: do not duplicate code
refactoring: do not duplicate code
refactoring: do not duplicate code
Fix #3580, Logging with oc not possible without entering user credentials for gc

- removed no longer sensible check for gc credentials.
Merge branch 'release' into upstream
Fixes #3626, Can not authorize to oc.pl

- fixed my stupid bug sending the request twice :(
crowdin: New translations