Fix wrong dialtone. The "modulation" should not be referenced for tone+tone as it refers to the on-off characteristic - this often resulted in a single tone rather than the multitone as in the UK.
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Merged revisions 412712 from http://svn.asterisk.org/svn/asterisk/branches/11
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Merged revisions 412713 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@412714 f38db490-d61c-443f-a65b-d21fe96a405b