Merged r4815 from trunk.

scm: cvs: fix most binary files become corrupted on Windows.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/1.1-stable@4818 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/redmine/scm/adapters/cvs_adapter.rb

@@ -249,6 +249,7 @@ module Redmine
           cmd << " -p #{shell_quote path_with_project}"
           cat = nil
           shellout(cmd) do |io|
+            io.binmode
             cat = io.read
           end
           return nil if $? && $?.exitstatus != 0