extend mail header test to text mail (#13482)
stricter asserting of subversion url validation test
add unit tests of subversion url validation
code layout clean up test/unit/repository_subversion_test.rb
remove trailing white-space from app/models/role.rb
remove redundant 'IssuesHelper#' from issues_helper_test context
code layout clean up issues_helper_test.rb
remove redundant variable from config/initializers/00-core_plugins.rb
fix favicon for Opera (#13687)
Contributed by Filou Centrinov.
2.3-stable: svn propset svn:eol-style native test fixtures (#13644)
