Stub Capybara::ModalNotFound for Capybara < 2.4
Stub Capybara::ModalNotFound for Capybara < 2.4

* The modal API was introduced in Capybara 2.4, so older versions won't
  follow this code path.

tasboa/capybara-webkit,twalpole/capybara-webkit,marcisme/capybara-webkit,jorihardman/capybara-webkit,avantcredit/capybara-webkit,marcisme/capybara-webkit,tasboa/capybara-webkit,thoughtbot/capybara-webkit,mhoran/capybara-webkit,tasboa/capybara-webkit,dstnation/capybara-webkit,jorihardman/capybara-webkit,irfanah/capybara-webkit,betelgeuse/capybara-webkit,avantcredit/capybara-webkit,irfanah/capybara-webkit,marcisme/capybara-webkit,avantcredit/capybara-webkit,addicted2sounds/capybara-webkit,vintikzzz/capybara-webkit,jorihardman/capybara-webkit,msbit/capybara-webkit,mhoran/capybara-webkit,phlizik/capybara-webkit,vintikzzz/capybara-webkit,avantcredit/capybara-webkit,phlizik/capybara-webkit,mhoran/capybara-webkit,dstnation/capybara-webkit,addicted2sounds/capybara-webkit,thoughtbot/capybara-webkit,phlizik/capybara-webkit,mhoran/capybara-webkit,betelgeuse/capybara-webkit,msbit/capybara-webkit,tasboa/capybara-webkit,addicted2sounds/capybara-webkit,betelgeuse/capybara-webkit,nritholtz/capybara-webkit,thoughtbot/capybara-webkit,addicted2sounds/capybara-webkit,msbit/capybara-webkit,jorihardman/capybara-webkit,shopkeep/capybara-webkit,nritholtz/capybara-webkit,vintikzzz/capybara-webkit,avantcredit/capybara-webkit,irfanah/capybara-webkit,shopkeep/capybara-webkit,addicted2sounds/capybara-webkit,msbit/capybara-webkit,nvntd/capybara-webkit,phlizik/capybara-webkit,dstnation/capybara-webkit,marcisme/capybara-webkit,thoughtbot/capybara-webkit,shopkeep/capybara-webkit,phlizik/capybara-webkit,twalpole/capybara-webkit,dstnation/capybara-webkit,nvntd/capybara-webkit,shopkeep/capybara-webkit,nritholtz/capybara-webkit,betelgeuse/capybara-webkit,vintikzzz/capybara-webkit,twalpole/capybara-webkit,nvntd/capybara-webkit,nritholtz/capybara-webkit,vintikzzz/capybara-webkit,dstnation/capybara-webkit,shopkeep/capybara-webkit,jorihardman/capybara-webkit,betelgeuse/capybara-webkit,msbit/capybara-webkit,irfanah/capybara-webkit,tasboa/capybara-webkit,nritholtz/capybara-webkit,nvntd/capybara-webkit,nvntd/capybara-webkit,marcisme/capybara-webkit,twalpole/capybara-webkit,irfanah/capybara-webkit