INTEG-198 [integ-forum-social] Broken Activity Stream when Poll has link inside options

Problem analysis:
* The information of a poll option uses colon as separator.
  When an option such as a URL contains that character, an exception throws and the activity stream is broken.

Fix description:
* Get all information directly from a poll object and collect them to display on Activity Stream.
Merge commit '9d7407d8b9e2ec07abd7b14794f7545ea03eb2f7' into HEAD