[zendframework/zf2#2099] Fixes issue in Wildcard route
[zendframework/zf2#2099] Fixes issue in Wildcard route

- Wildcard route was making the assumption that getPath() could return
  an empty string. Added a logic path to reset $path to '' when a single
  slash value is discovered.

svycka/zend-mvc,svycka/zend-mvc,MadCat34/zend-mvc,ezimuel/zend-mvc,turrsis/zend-mvc,MadCat34/zend-mvc,ezimuel/zend-mvc,turrsis/zend-mvc