VOL-1460 Updated core to use voltha-protos instead of local protos
Moved protos to python directory in order to maintain functionaly of containers built there.
Added capability to do local builds of protos
Added instructions on running dep ensure for getting protos.
Updated github.com/golang/protobuf version to v1.3.1

Change-Id: Ia6ef55f07f0d5dcb5b750d7c37b21b71db85bfc4
diff --git a/vendor/github.com/Shopify/sarama/acl_filter.go b/vendor/github.com/Shopify/sarama/acl_filter.go
index 9706354..fad5558 100644
--- a/vendor/github.com/Shopify/sarama/acl_filter.go
+++ b/vendor/github.com/Shopify/sarama/acl_filter.go
@@ -1,12 +1,14 @@
 package sarama
 
 type AclFilter struct {
-	ResourceType   AclResourceType
-	ResourceName   *string
-	Principal      *string
-	Host           *string
-	Operation      AclOperation
-	PermissionType AclPermissionType
+	Version                   int
+	ResourceType              AclResourceType
+	ResourceName              *string
+	ResourcePatternTypeFilter AclResourcePatternType
+	Principal                 *string
+	Host                      *string
+	Operation                 AclOperation
+	PermissionType            AclPermissionType
 }
 
 func (a *AclFilter) encode(pe packetEncoder) error {
@@ -14,6 +16,11 @@
 	if err := pe.putNullableString(a.ResourceName); err != nil {
 		return err
 	}
+
+	if a.Version == 1 {
+		pe.putInt8(int8(a.ResourcePatternTypeFilter))
+	}
+
 	if err := pe.putNullableString(a.Principal); err != nil {
 		return err
 	}
@@ -37,6 +44,16 @@
 		return err
 	}
 
+	if a.Version == 1 {
+		pattern, err := pd.getInt8()
+
+		if err != nil {
+			return err
+		}
+
+		a.ResourcePatternTypeFilter = AclResourcePatternType(pattern)
+	}
+
 	if a.Principal, err = pd.getNullableString(); err != nil {
 		return err
 	}