Sample Configurations: make 'pjsip reload' reload all reloadable pjsip modules

AST-1432 #close
Reported by: John Bigelow
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Merged revisions 425905 from http://svn.asterisk.org/svn/asterisk/branches/13


git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@425906 f38db490-d61c-443f-a65b-d21fe96a405b