* Revert "Merge pull request #753 from gin-gonic/bug"
This reverts commit 556287ff08, reversing
changes made to 32cab500ec.
* Revert "Merge pull request #744 from aviddiviner/logger-fix"
This reverts commit c3bfd69303, reversing
changes made to 9177f01c28.
* add custom Delims support
* add some test for Delims
* remove the empty line for import native package
* remove unuseful comments
