Large refactor for #69

- makefile: Don't refresh deps automatically, causes double build
- storage: Move GetMessage, GetMessages (Mailbox), PurgeMessages to the
  Store API for #69
- storage: Remove Mailbox.Name method for #69
- test: Create new test package for #79
- test: Implement StoreStub, migrate some tests off MockDataStore for
  task #80
- rest & webui: update controllers to use new Store methods

pkg/server/pop3/handler.go

@@ -513,12 +513,11 @@ func (ses *Session) sendMessageTop(msg storage.Message, lineCount int) {
 
 // Load the users mailbox
 func (ses *Session) loadMailbox() {
-	var err error
-	ses.messages, err = ses.mailbox.GetMessages()
+	m, err := ses.server.dataStore.GetMessages(ses.user)
 	if err != nil {
-		ses.logError("Failed to load messages for %v", ses.user)
+		ses.logError("Failed to load messages for %v: %v", ses.user, err)
 	}
-
+	ses.messages = m
 	ses.retainAll()
 }