Uses BeautifulSoup with an explicit HTML parser

install/requirements.txt

 alembic==0.8.4
 argparse==1.2.1
 backlash==0.0.7
-beautifulsoup4==4.4.0
+beautifulsoup4==4.6.0
 caldav==0.4.0
 cliff==2.9.1
 cmd2==0.6.9

tracim/tracim/tests/functional/test_ldap_restrictions.py

         home = self.app.get('/home/',)
 
         # HTML button is not here
-        eq_(None, BeautifulSoup(home.body).find(attrs={'class': 'change-password-btn'}))
+        eq_(None, BeautifulSoup(home.body, 'html.parser').find(attrs={'class': 'change-password-btn'}))
 
         # If we force passwd update, we got 403
         try_post_passwd = self.app.post(
         edit = self.app.get('/user/5/edit')
 
         # email input field is disabled
-        email_input = BeautifulSoup(edit.body).find(attrs={'id': 'email'})
+        email_input = BeautifulSoup(edit.body, 'html.parser').find(attrs={'id': 'email'})
         ok_('readonly' in email_input.attrs)
         eq_(email_input.attrs['readonly'], "readonly")
 
         # Name is not (see attributes configuration of LDAP fixtures)
-        name_input = BeautifulSoup(edit.body).find(attrs={'id': 'name'})
+        name_input = BeautifulSoup(edit.body, 'html.parser').find(attrs={'id': 'name'})
         ok_('readonly' not in name_input.attrs)
 
         # If we force edit of user, "email" field will be not updated

tracim/tracim/tests/functional/test_root.py

         msg = 'copyright © 2013 - {} tracim project.'.format(h.current_year())
         ok_(msg in response)
 
-        forms = BeautifulSoup(response.body).find_all('form')
+        forms = BeautifulSoup(response.body, 'html.parser').find_all('form')
         print('FORMS = ',forms)
         eq_(1, len(forms))
         eq_('w-login-form', forms[0].get('id'))