adding test case for non-pjaxr related location change
binding pjaxr_reset search path to before unload, not to hardLoad, to avoid bugs on non-pjaxr registered links/forms
Adding additional search path to XHR requests, not to state url, removing unload event listener
Merge pull request #33 from iekadou/fix_16_caching_bugfix

Fix #16 caching bugfix part 2