Japanese wiki_syntax_detailed.html translation updated by Go MAEDA (#14676)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@12110 e93f8b46-1217-0410-a6f0-8f06a7374b81
Traditional Chinese translation for wiki_syntax by ChunChang Lo (#14677)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@12111 e93f8b46-1217-0410-a6f0-8f06a7374b81
fix icon image paths of en-GB wiki syntax help (#14630)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@12112 e93f8b46-1217-0410-a6f0-8f06a7374b81