some fixes to janitor trials, implemented jan trial controller test

test/factories/janitor_trial.rb

@@ -0,0 +1,3 @@
+Factory.define(:janitor_trial) do |f|
+  f.user {|x| x.association(:user)}
+end

test/factories/user.rb

@@ -1,5 +1,5 @@
 Factory.define(:user) do |f|
-  f.name {Faker::Name.first_name}
+  f.name {rand(1_000_000).to_s}
   f.password "password"
   f.password_hash {User.sha1("password")}
   f.email {Faker::Internet.email}

test/factories/user_feedback.rb

@@ -1,6 +1,4 @@
 Factory.define(:user_feedback) do |f|
-  f.user {|x| x.association(:user)}
-  f.creator {|x| x.association(:user)}
   f.is_positive true
   f.body {Faker::Lorem.words}
 end