matriochka start send and route + doc upt

pb/messages.proto

@@ -28,8 +28,10 @@ message ToServerMessage {
 	repeated PackedUserMessage messages = 5; 
 
     repeated Server knownServers = 6; 
+
+    Matriochka matriochkaMessage = 7;
     
-    string uuid = 7;
+    string uuid = 8;
 
 }
 
@@ -45,13 +47,26 @@ message FromServerMessage {
         repeated string messageUuids = 1;
     }
 
-
 	repeated PackedUserMessage chat = 6; 
 
     repeated Server knownServers = 7; 
 
 }
 
+message MatriochkaServer {
+    string url = 1; // Server Url
+    string publicKey = 2; // Server Public Key
+    string uuid = 3 ; // Optional, uuid for delivery confirmation
+    int32 delay = 4; // Max delay requested for message forwarding or delivery tracking
+}
+
+message Matriochka {
+    string lookupKey = 1; // Optional, only if you want delivery tracking, less stealth
+    MatriochkaServer prev = 2; // Optional, like above   
+    MatriochkaServer next = 3; // Next server to deliver the message to
+    bytes data = 4; // Matriochka data
+}
+
 // structure describing required server attributes
 message Server {
     string	name = 1; 
@@ -59,7 +74,7 @@ message Server {
     string publicKey = 3; 
     string url = 4; 
     bool publish = 5; // publish this server when asked for a list by server
-    bytes signature = 6; // signature of all previous field by the server itself
+    bytes signature = 6; // signature of all previous fields by the server itself
     int32 confidenceLevel = 7; // additional info from the user
 }
 
@@ -82,6 +97,7 @@ message PackedUserMessage {
     repeated int64 serverTimestamp=4; // server time stamp, might be several in matriochka mode
 }
 
+
 // structure defining information that might be exchanged between two peers.
 message UserMessage {
 	string destination = 1; // Lookupkey
@@ -95,7 +111,7 @@ message UserMessage {
         uint64 received = 4; 
         uint64 processed = 5; 
         ContactCard myNextIdentity = 6;
-        int32  peerNextIdentityAck = 7; // version of the new peed accepted id
+        int32  peerNextIdentityAck = 7; // version of the new peer accepted id
         }
     ConversationStatus Status = 5;