* Revert "Merge pull request #753 from gin-gonic/bug" This reverts commit556287ff08, reversing changes made to32cab500ec. * Revert "Merge pull request #744 from aviddiviner/logger-fix" This reverts commitc3bfd69303, reversing changes made to9177f01c28. * add custom Delims support * add some test for Delims * remove the empty line for import native package * remove unuseful comments