Make Asterisk -x command line parameter imply -r parameter presence.

The Asterisk -x command line parameter is documented inconsistently.

* Made the -x documentation and behavior consistent.

* Since this is also a new year, updated the copyright notices while here.

(closes issue ASTERISK-19094)
Reported by: Eugene
Patches:
      issueA19094_correct_asterisk_option_x.patch (license #5674) patch uploaded by Walter Doekes (modified)
Tested by: Eugene
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Merged revisions 350075 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 350076 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@350077 65c4cc65-6c06-0410-ace0-fbb531ad65f3