Use released version of rticles.
Upgrade jquery-ui-rails from 3.0.1 to 4.2.0 (updates jQuery UI from 1.9.2 to 1.10.3).
Update selenium-webdriver.
Update parallel_tests.
Update pdfkit to 0.6 series.
Upgrade acts_as_list to 0.4 series.
Update sass to 3.3 series.
Upgrade faker to 1.3 series.