[mod_webdav] special-case If: (<DAV:no-lock>)
[mod_webdav] special-case If: (<DAV:no-lock>)

(recognize <DAV:no-lock>, but supporting logic is limited)

gstrauss/lighttpd1.4,gstrauss/lighttpd1.4,gstrauss/lighttpd1.4,gstrauss/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,lighttpd/lighttpd1.4,lighttpd/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,lighttpd/lighttpd1.4,lighttpd/lighttpd1.4