private void setFilters() {
    lowerCaseFilter = lynxConfig.getFilter().toLowerCase();
    try {
      regexpFilter = Pattern.compile(lowerCaseFilter);
    } catch (PatternSyntaxException exception) {
      regexpFilter = null;
      Log.d(LOGTAG, "Invalid regexp filter!");
    }
  }
Removes a Listener to the listeners collection.

@param lynxPresenter a lynx listener
lynx/src/main/java/com/github/pedrovgs/lynx/model/Lynx.java