lib/unicode_normalize/normalize.rb: Comment clarification. [ci skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48290 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Nov  6 08:49:49 2014  Martin Duerst <duerst@it.aoyama.ac.jp>
+
+	* lib/unicode_normalize/normalize.rb: Comment clarification.
+
 Wed Nov  5 23:43:24 2014  Naohisa Goto  <ngotogenome@gmail.com>
 
 	* compile.c (compile_data_alloc): add padding when strict alignment

lib/unicode_normalize/normalize.rb

@@ -71,7 +71,7 @@ module UnicodeNormalize
   ## Canonical Ordering
   def self.canonical_ordering_one(string)
     sorting = string.each_char.collect { |c| [c, CLASS_TABLE[c]] }
-    (sorting.length-2).downto(0) do |i| # bubble sort
+    (sorting.length-2).downto(0) do |i| # almost, but not exactly bubble sort
       (0..i).each do |j|
         later_class = sorting[j+1].last
         if 0<later_class and later_class<sorting[j].last