Improvements and fixes

* Updated README, added LICENSE
* New services: memcached, phpcacheadmin
* Polished commands
* ContainerManager now persists state

src/Commands/StartCommand.php

@@ -39,9 +39,11 @@ class StartCommand extends Command
             'portoffset' => $input->getOption("portoffset")
         ];
 
+        $output->write("Starting...\r");
+
         $info = $containerManager->startService($serviceInfo, $options);
 
-        $output->writeln("Started <fg=cyan>{$serviceName}</><<fg=cyan>{$instanceName}</>>");
+        $output->writeln("Started <fg=cyan>{$serviceName}</>[<fg=cyan>{$instanceName}</>]");
         foreach ($info['ports'] as $info=>$port) {
             $output->writeln("  <info>{$info}</>: <comment>{$port}</comment>");
         }