Merge pull request #5215 from Maks3w/remove-depracted-phpdoc-tags

Removed all @category, @package, and @subpackage annotations in ZendTest
update INSTALL.md : remove extras/library notes because no more at ZF2
extras/library only valid for ZF1 INSTALL.md : https://github.com/zendframework/zf1/blob/master/INSTALL.md#installation
Merge pull request #5217
Merge pull request #5217 in develop