on the main academy FAQ page: added a question about computer requirements and specs
on the front end page: updated the FAQ from the main FAQ file
on the mobile engineering page: updated the FAQ from the main FAQ file
on the rails page: updated the FAQ from the main FAQ file
on the web design page: updated the FAQ from the main FAQ file
Merge pull request #63 from masondesu/eric-fix-branch

updated content in the academy FAQs