Merge pull request #165 from deltachat/cleanup-swiftlint

tweak swiftlint

.swiftlint.yml

@@ -2,6 +2,10 @@ opt_in_rules:
 - empty_count
 - empty_string
 
+disabled_rules:
+- trailing_comma
+- large_tuple
+
 excluded:
 - Carthage
 - Pods
@@ -14,7 +18,7 @@ identifier_name:
   min_length:
     warning: 1
     error: 0
-  max_length: 30
+  max_length: 40
 
 line_length:
   warning: 150
@@ -23,6 +27,9 @@ line_length:
   ignores_comments: true
   ignores_urls: true
 
+vertical_whitespace:
+  max_empty_lines: 2
+
 function_body_length:
   warning: 300
   error: 500