fixed pep8 issues in test/form_elements.py
fixed pep8 issues in test/form_elements.py

objarni/splinter,nikolas/splinter,cobrateam/splinter,gjvis/splinter,lrowe/splinter,bmcculley/splinter,myself659/splinter,gjvis/splinter,bmcculley/splinter,nikolas/splinter,underdogio/splinter,drptbl/splinter,cobrateam/splinter,objarni/splinter,objarni/splinter,lrowe/splinter,underdogio/splinter,gjvis/splinter,drptbl/splinter,underdogio/splinter,myself659/splinter,drptbl/splinter,lrowe/splinter,bubenkoff/splinter,bmcculley/splinter,bubenkoff/splinter,cobrateam/splinter,nikolas/splinter,myself659/splinter