Prettify number of issues (#17760)

* Prettify number of issues

- Use the PrettyNumber function to add commas in large amount of issues.

* Use client-side formatting

* prettify on both server and client

* remove unused i18n entries

* handle more cases, support other int types in PrettyNumber

* specify locale to avoid issues with node default locale

* remove superfluos argument

* introduce template helper, octicon tweaks, js refactor

* Update modules/templates/helper.go

* Apply some suggestions.

* Add comment

* Update templates/user/dashboard/issues.tmpl

Co-authored-by: silverwind <me@silverwind.io>

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

modules/base/tool.go

@@ -24,6 +24,7 @@ import (
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/util"
 
 	"github.com/dustin/go-humanize"
 )
@@ -143,9 +144,9 @@ func FileSize(s int64) string {
 }
 
 // PrettyNumber produces a string form of the given number in base 10 with
-// commas after every three orders of magnitud
-func PrettyNumber(v int64) string {
-	return humanize.Comma(v)
+// commas after every three orders of magnitude
+func PrettyNumber(i interface{}) string {
+	return humanize.Comma(util.NumberIntoInt64(i))
 }
 
 // Subtract deals with subtraction of all types of number.