VkTools.get_all: fix limit_count

Author: python273

vk_api/vk_tools.py

@@ -56,7 +56,7 @@ def get_all(self, method, values=None, max_count=200, key='items',
 
             items += response['items']
 
-            if response['end'] or len(items) >= limit_count:
+            if response['end'] or (limit_count and len(items) >= limit_count):
                 break
 
             offset = response['offset']