mod_ssl: SSL_smart_shutdown(): follow up to r1601184.
Use SSL_get_wbio() to comply with OPENSSL_NO_SSL_INTERN.
Stop SSL shutdown loop when flush fails.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601274 13f79535-47bb-0310-9956-ffa450edef68
core: Update empty log tags.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601281 13f79535-47bb-0310-9956-ffa450edef68
eventopt: fix duplicated APLOGNOs.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601283 13f79535-47bb-0310-9956-ffa450edef68
mod_proxy: Shutdown (eg. close notify) the backend connection before closing.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601285 13f79535-47bb-0310-9956-ffa450edef68
Revert r1601285 and r1601283.
Shouldn't have commited the latter without disussing it on dev@.
Since the former creates upper APLOGNOs, revert and then recommit with the reverted next tag number.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601290 13f79535-47bb-0310-9956-ffa450edef68
mod_proxy: Shutdown (eg. SSL close notify) the backend connection
before closing.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1601291 13f79535-47bb-0310-9956-ffa450edef68