converted imagesize plugin to lib

config/schedule.rb

@@ -1,19 +0,0 @@
-set :output, "/var/log/whenever.log"
-
-every 1.hour do
-  runner "TagSubscription.process_all"
-end
-
-every 1.day do
-  runner "PostPruner.new.prune!"
-end
-
-if environment == "production"
-  every 1.hour do
-    runner "AmazonBackup.execute"
-  end
-  
-  every 1.week do
-    runner "UserPasswordResetNonce.prune!"
-  end
-end