Add Elvish, Go+, Hamler, Nelua, Pocketlang, Vale, Gluon, Passerine, Tengo, Cantonese, Clio, Egison and Umka (#1433)
* Add Elvish, Go+, Hamler, Nelua, Pocketlang, Vale
* Add Elvish, Go+, Hamler, Nelua, Pocketlang, Vale
* Rename from Coconut.coc to Coconut.coco
* Rename from Coconut.coc to Coconut.coco
* Add Gluon, Passerine, Tengo
* Add Gluon, Passerine, Tengo
* Remove readme update comfirmation from pull request template because it is no need right now
* Add Cantonese, Clio, Egison, Umka
* Update Umka.um
Co-authored-by: gnuhead-chieb <gnuhead-chieb@users.noreply.github.com>