MsgStr(singularString: String, vararg pluralStrings: String)
singularString - the singular version of the translatable string
pluralStrings - the plural versions of the translatable string
MsgStr(strings: List<String>)
A single translatable string in singular and optionally one or more plural versions.
strings - a list of all singular and plural variants of this string. The first element is the singular version,
the rest of the elements are the plurals.