Fixed an error in ap_ssi_get_tag_and_value(). It was not placing the

null terminator in the right spot for the tag_val if the value contained
backslashes.  This caused #if, #elif, and #else expressions with backslashes
to be incorrectly evaluated.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89980 13f79535-47bb-0310-9956-ffa450edef68