added SSL

PROTOCOL

@@ -0,0 +1,20 @@
+for client:
+server parses packets from left to right like this:
+    [u16 length][u8 type][char *data]
+
+    length: the length of the entire packet
+    type:
+        PACKET_ERROR        = 0
+        PACKET_REGISTER     = 1
+        PACKET_AUTHENTICATE = 2
+        PACKET_JOIN         = 3
+        PACKET_TEXT         = 4
+        PACKET_LEAVE        = 5
+    
+    data:     bytes of data, what it could represent depends on the packet type
+        (following layouts are layouts for data byte array)
+		PACKET_REGISTER     : [char username[20]][char password[20]]
+                PACKET_AUTHENTICATE : [char username[20]][char password[20]]
+                PACKET_JOIN         : []
+                PACKET_TEXT         :
+                PACKET_LEAVE        :