Added tests for story 86 - Answer Questions.
** Added rake tasks to run questions tests.
** Added Answer Questions feature files.
** Added more page objects.
** Modified some tests.
** Removed Abstract Page.
<Jaydeep>
Merge pull request #6 from jaydeepc/story86_answer_questions

Merged
#87 - Michael/Raz - Added product links
#87 - Michael/Raz - Fixed incorrect link
#86 - Brian/Alejandro - Modified recommendation grill descriptions.
Brian/Alejandro - Add phantomjs dependencies to cookbook.