Allowed to pass jabber.data inside a CDATA element.
Added ts_jabber:random_jid/1.
Allowed child element "code" of "setdynvars".

<setdynvars sourcetype="eval"><code>...</code><var name="..." /></setdynvars>
Added deffun element.
Allow set dyn_variable with code snippets (parse incoming data using custom code).
Allow substitution in dynvars defined using attribute value.
Merge remote-tracking branch 'arc/arc-raw-cdata'
Fixed a badrecord error (variable reuse).
Merge remote-tracking branch 'arc/arc-raw-cdata'
Add host graphite namespace