decoding support for RFC 3326

 decoding support for RFC 3327

 decoding support for RFC 3325

 decoding support for RFC 3323

 decoding support for RFC 3265 and RFC 3313

 transformed TC_LTGRURI, TC_LWSRURI and TC_QUOTBAL into negative tests
 

 make TC_MULTI01 a negative test
 

 fixed matching of ServerVal
 

 RFC 3262 headers

 support for parameters in Content-Type
 

 added UNKNOWN_METHOD_E so as to match unknown methods
 

 header field added to the simple test case

 added value check for TC_MISMATCH02
 

 decoding support for unsupported, user-agent, warning, www-authenticate

 update TC_DBLREQ to return pass and ignore the second message (this is a SA issue)
 

 fixed TC_NOVELSC to reflect the new way of decoding urls
 

 decoding support for route, server, subject, supported, timestamp
 list of field that can appear multiple times extended

 raise an error when a field is duplicated
 

 transformed TC_MCL01 into a negative testcase
 

 added value check for TC_UNKSM2
 

 support for repeated header fields (including authorization)

 fixed bug in previous commit

 absoluteURI moved to UserInfo
 support for multiple occurrences of the contact field

 correction in header fields that can occur multiple times

 transformed TC_INSUF into a negative test

 fixed memory leak

 support multiple via in the same line

 decoding support for organization
 userinfo regex corrected

 decoding support for in-reply-to, mime-version, min-expires

 decoding support for date, error-info and expires

 added value check for TC_REGAUT01

 added value_check for TC_NCL

 fixed empty string int TC_NOREASON

 decoding support for content-language

 decoding support for content-disposition
 improved decoding of semicolon-separated parameter list

 decoding support for call-info

 decoding support for authorization

 added value check for TC_UNKSCM

 added value check for TC_TRANSPORTS

 added value check for TC_SDP01