Fixed obsolete notation in protocol specification files.

Not everything is fixed yet.
However, we fixed:
- 'const' -> 'fresh'
- Removed lines specifying 'runs'
- Removed some specifications of compromised Eve and its long-term keys
  being compromised.

protocols/misc/fourway-HSDDM05.spdl

@@ -18,7 +18,7 @@ protocol fourway(X,Y)
 {
         role X
         {
-                const x: Nonce;
+                fresh x: Nonce;
                 var y: Nonce;
 
                 send_1( X,Y, x,msg1 );
@@ -33,7 +33,7 @@ protocol fourway(X,Y)
         role Y
         {
                 var x: Nonce;
-                const y: Nonce;
+                fresh y: Nonce;
 
                 read_1( X,Y, x,msg1 );
                 send_2( Y,X, y,msg2,hash( hash( pmk(X,Y),x,y ),y,msg2 ) );
@@ -46,8 +46,3 @@ protocol fourway(X,Y)
 }
 
 
-untrusted Eve;
-compromised pmk(Eve,Alice);
-compromised pmk(Eve,Bob);
-compromised pmk(Alice,Eve);
-compromised pmk(Bob,Eve);