adds MEGAUPLOAD to known bots regexp
adds MEGAUPLOAD to known bots regexp

fxn/rails-contributors,amitsuroliya/rails-contributors,maclover7/rails-contributors,amitsuroliya/rails-contributors,maclover7/rails-contributors,gitlabhq/gitlab-contributors,maclover7/rails-contributors,maclover7/rails-contributors,amitsuroliya/rails-contributors,amitsuroliya/rails-contributors,gitlabhq/gitlab-contributors,fxn/rails-contributors,fxn/rails-contributors,gitlabhq/gitlab-contributors,fxn/rails-contributors,gitlabhq/gitlab-contributors