Update outdated article in dev guide

See bug 423303: [Help] The article for "Look and Feel" has outdated
texts/snippets
https://bugs.eclipse.org/bugs/show_bug.cgi?id=423303
1 file changed
tree: d7614175d87b4358efbfa933c23bbbfd61253c42
  1. .gitignore
  2. bundles/
  3. features/
  4. releng/
  5. tests/