small release fixes:

- Make password not required for add person
- Fix for searching on '*' or ''

ipa-server/ipa-gui/ipagui/forms/user.py

@@ -26,8 +26,8 @@ class UserFields():
 
 class UserNewValidator(validators.Schema):
     uid = validators.PlainText(not_empty=True)
-    userpassword = validators.String(not_empty=True)
-    userpassword_confirm = validators.String(not_empty=True)
+    userpassword = validators.String(not_empty=False)
+    userpassword_confirm = validators.String(not_empty=False)
     givenname = validators.String(not_empty=True)
     sn = validators.String(not_empty=True)
     mail = validators.Email(not_empty=True)

ipa-server/xmlrpc-server/funcs.py

@@ -426,7 +426,7 @@ class IPAServer:
         criteria_words = re.split(r'\s+', criteria)
         criteria_words = filter(lambda value:value!="", criteria_words)
         if len(criteria_words) == 0:
-            return []
+            return [0]
 
         (exact_match_filter, partial_match_filter) = self.__generate_match_filters(
                 search_fields, criteria_words)