SW-5098 add option to  only show categories with active parents, add unit test
SW-4747 - Optimize category filter query performance. Add regression tests for the query optimization.
SW-5215 - Fix xdebug-nesting issue
Merge pull request #37 from bugfix/sw-4747-fix-filter-performance to master

* commit '70e79b7efc9a401e3db98383218085ccc07f12d7':
  SW-4747 - Optimize category filter query performance. Add regression tests for the query optimization.
SW-5215 - Set origErrorHandler static, fix CS, add new fileheader
SW-5215 - Update error handler to new instance
SW-5098 add option to  only show categories with active parents, add unit test
SW-5098 add some asserts to the regressions test and fix teh sitemap.xml
Merge pull request #38 from bugfix/sw-5215-fix-xdebug-nesting-issue to master

* commit '9c2eca59a7513f9ca0c7a8c9d5f1a66588f0a562':
  SW-5215 - Update error handler to new instance
  SW-5215 - Set origErrorHandler static, fix CS, add new fileheader
  SW-5215 - Fix xdebug-nesting issue
SW-5098 add code review change requests
SW-5098 add code review change requests
Merge pull request #39 from bugfix/sw-5098-consider-inactive-parent-categories-in-category-tree to master

* commit 'f133590203fbfa625ab3fe4df481da5aa1b9edc6':
  SW-5098 add code review change requests
  SW-5098 add code review change requests
  SW-5098 add some asserts to the regressions test and fix teh sitemap.xml
  SW-5098 add option to  only show categories with active parents, add unit test
  SW-5098 add option to  only show categories with active parents, add unit test
SW-5226 add esd download posibility which will be interpreted by php
SW-5226 implement suggestion raised during code review
SW-5213 - Fix variant release date.
SW-5213 - Use the $articleData['releasedate'] property.
Merge pull request #41 from bugfix/sw-5213-fix-variant-release-date to master

* commit '2fab82d08e34dc7a14e8a51d534eb6aaaf60c2e8':
  SW-5213 - Use the $articleData['releasedate'] property.
  SW-5213 - Fix variant release date.
Merge pull request #40 from bugfix/sw-5226-add-esd-download-posibility-interpreted-by-php to master

* commit 'b4cd275540ad65cf41f9bb9faa11c8cf91001492':
  SW-5226 implement suggestion raised during code review
  SW-5226 add esd download posibility which will be interpreted by php
SW-4867 not showing empty mail submission on order status change event
Merge pull request #43 from bugfix/sw-4867-not-showing-empty-mail-submission-on-order-status-change-event to master

* commit '03d11612798ceb5b4e6c6c2c5752489f6478e645':
  SW-4867 not showing empty mail submission on order status change event