Integrate members search in member list

Signed-off-by: emanuele <emanuele45@gmail.com>
Some tweaks and removed the template_search

Signed-off-by: emanuele <emanuele45@gmail.com>
Trying to find something nicer to output the memberlist page (related to a todo comment in the code about email_address)

Signed-off-by: emanuele <emanuele45@gmail.com>
Merge pull request #671 from emanuele45/members_search

Members search