1.0.2dev: make it possible to disable the wiki toolbars.
1.0.2dev: make it possible to disable the wiki toolbars.

This will be useful for plugins adding more complex toolbars or
WYSIWYG features.

Patch by Ethan Jucovy <ethan.jucovy@gmail.com> on #10837.



git-svn-id: 3aa280b99a9b480b02b1e2eda394e64594ad3297@11760 af82e41b-90c4-0310-8c96-b1721e28e2e2

jun66j5/trac-ja,jun66j5/trac-ja,jun66j5/trac-ja,jun66j5/trac-ja