Indicate expected responses.

Author: myronmarston

Rakefile

@@ -286,7 +286,7 @@ namespace :travis do
 
     each_project_with_common_travis_build do |name|
       unless system("git push origin #{branch}")
-        puts "Push failed, force?"
+        puts "Push failed, force? (y/n)"
         if STDIN.gets.downcase =~ /^y/
           sh "git push origin +#{branch}"
         end