resolve test-suite incompatibilities with rspec3
Fix: Capybara 2.4 adds 'title' methods, conflicting with an element name in our tests.
erge branch 'tmg/capybara2.4_title_fix' of https://github.com/tgaff/site_prism into tgaff-tmg/capybara2.4_title_fix
Merge branch 'tgaff-tmg/capybara2.4_title_fix'