Adds a flag icon.
Usage Example of {{Flag}}[]
The following code:
{{flag/vn}}
Becomes:
Country Variables (Usable Abbreviations)[]
In addition to writing out the full name of each country, you can also use two-letter country codes and in some cases other common abbreviations.
When adding addtitional flags or making other relevant updates to the {{Flag}}-template, please consider making the corresponding changes to the {{FlagLoc}}-template.