Returns a localised string describing the missing feature, for use in
error dialogs and the like. Should never return NULL unless msg is not
a valid missing-plugin message.
This function is mainly for applications that need a human-readable string
describing a missing plugin, given a previously collected missing-plugin
message
Returns a localised string describing the missing feature, for use in error dialogs and the like. Should never return NULL unless msg is not a valid missing-plugin message.
This function is mainly for applications that need a human-readable string describing a missing plugin, given a previously collected missing-plugin message