protected void addPOTEntry(final String tag, final String source, final StringBuilder potFile) {
        addPOEntry(tag, source, "", false, potFile);
    }
protected void addPOTEntry ( final String tag , final String source , final StringBuilder potFile ) { addPOEntry ( tag , source , "" , false , potFile ) ; }
Add an entry to a POT file.

@param tag     The XML element name.
@param source  The original source string.
@param potFile The POT file to add to.