Merge pull request #349 from openSUSE/review_140721_basic_rubocop_rules

[Review] Request from 'KalabiYau' @ 'openSUSE/osem/review_140721_basic_rubocop_rules'

app/controllers/users/omniauth_callbacks_controller.rb

@@ -13,7 +13,7 @@ module Users
       openid = Openid.find_for_oauth(auth_hash) # Get or create openid
       # If openid exists and is associated with a user, sign in with associated user,
       # even if the email of the associated user and the email of the provided openid are different
-      unless user = openid.user
+      unless (user = openid.user)
         user = User.find_for_auth(auth_hash, current_user) # Get or create users
       end
 
@@ -26,7 +26,7 @@ module Users
 
         sign_in user
         redirect_to root_path, notice: user.email + " signed in successfully with #{provider}"
-      rescue Exception => e
+      rescue => e
         redirect_back_or_to new_user_registration_path, alert: 'Failed' + e.message
       end
     end