fix typo in method name. fixes #22

Author: splitbrain

src/Base.php

@@ -95,7 +95,7 @@ public function run()
  $this->parseOptions();
  $this->handleDefaultOptions();
  $this->setupLogging();
- $this->checkArgments();
+ $this->checkArguments();
  $this->execute();
 
  exit(0);
@@ -164,7 +164,7 @@ protected function parseOptions()
  /**
  * Wrapper around the argument checking
  */
- protected function checkArgments()
+ protected function checkArguments()
  {
  $this->options->checkArguments();
  }