Rakefile in oddb2xml-1.8.0 vs Rakefile in oddb2xml-1.8.1

- old
+ new

@@ -24,8 +24,11 @@
 
 require 'rake/clean'
 CLEAN.include FileList['*.xls*']
 CLEAN.include FileList['*.xml*']
 CLEAN.include FileList['*.dat*']
+CLEAN.include FileList['*.tar.gz']
+CLEAN.include FileList['*.txt.*']
+CLEAN.include FileList['*.csv.*']
 CLEAN.include FileList['ruby*.tmp']
 CLEAN.include FileList['data/download']
 CLEAN.include FileList['duplicate_ean13_from_zur_rose.txt']