Merge branch 'master' into gnous

data/conf/mysql/my.cnf

@@ -7,7 +7,7 @@ collation-server               = utf8mb4_unicode_ci
 #innodb_large_prefix            = TRUE
 #sql_mode=IGNORE_SPACE,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
 max_allowed_packet      = 192M
-max-connections         = 350
+max-connections         = 550
 key_buffer_size         = 0
 read_buffer_size        = 192K
 sort_buffer_size        = 2M

data/conf/rspamd/local.d/mime_types.conf

@@ -14,7 +14,7 @@ bad_extensions = {
   ps1 = 4,
   ace = 4,
   arj = 4,
-  cab = 3,
+  cab = 20,
   vbs = 20,
   hta = 4,
   shs = 4,

data/conf/sogo/sogo.conf

@@ -77,6 +77,9 @@
     SOGoMaximumFailedLoginInterval = 900;
     SOGoFailedLoginBlockInterval = 900;
 
+    GCSChannelCollectionTimer = 60;
+    GCSChannelExpireAge = 60;
+
     MySQL4Encoding = "utf8mb4";
   //SOGoDebugRequests = YES;
   //SoDebugBaseURL = YES;