Report files not recognized as capture files as type "unknown" rather
than as open errors.

svn path=/trunk/; revision=54461
Use the correct define for the array length check, actually fixes the overflow I
originall tried to fix in r54441.

svn path=/trunk/; revision=54462
"Better" fix for OpenSafety heuristics with Modbus/TCP.  Bug 9572 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9572)

From Roland Knall

This fix is on top of/in conjunction with r54193 and both need to be backported.

svn path=/trunk/; revision=54463
Protect ucp_mktime against too-short input strings, as caught by Alexis'
ASAN-fuzzing.

svn path=/trunk/; revision=54464
Bugfix attribute id parsing in zbee dissectors.  Bug 9566 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9566)

From Fabio Tarabelloni

svn path=/trunk/; revision=54465
ZigBee Test Profile #2 and ZDP fixes.  Bug 9584 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9584)

From DSR Corporation

svn path=/trunk/; revision=54466
Add numeric types instead of string where possible in the RTPproxy dissector.  Bug 9561 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9561)

From Peter Lemenkov

svn path=/trunk/; revision=54467