fix several phpdoc tags
Merge pull request #9 from chobie/fix-several-phpdoc-comment

fix several phpdoc tags
IDE friendly doc block for Cascade_Proxy_PassThroughGateway.

````
  $accessor = Cascade::getAccessor("namespace#data_format");
  /* @var $accessor Cascade_Proxy_PassThroughGateway */
````

Sometimes newbie get confused how Cascade's proxy works. maybe this will help them.
fix doc block typo
Merge pull request #10 from chobie/improve-passthough-gateway-docblock

IDE friendly doc block for Cascade_Proxy_PassThroughGateway.
Merge pull request #11 from chobie/fix-mixeed

fix doc block typo
removed e flag(for php 5.5 compatibility) by hiroki uemura
Merge pull request #12 from withgod/remove_preg_e_flag

removed e flag(for php 5.5 compatibility)