[DOXIA-386] Snippet Macro: Reference file does not support UTF-8 file format to generate the page garbage - Make clirr happy with a single-arg ctor - Add Unicode text to the testSnippet.txt in Russian to test the 'encoding' parameter. Text reads "This snippet is in Unicode format (UTF-8)"
maven/doxia/doxia/trunk/doxia-core/src/main/java/org/apache/maven/doxia/macro/snippet/SnippetReader.java