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.

gui/Protocols/ccitt509-1c.spdl

@@ -14,8 +14,8 @@ protocol ccitt509-1c(I,R)
 {
     role I
     {
-        const Ta: Timestamp;
-        const Na,Xa,Ya: Nonce;
+        fresh Ta: Timestamp;
+        fresh Na,Xa,Ya: Nonce;
         send_1(I,R, I,{Ta, Na, R, Xa,{Ya,{hash(Ya)}sk(I)}pk(R)}sk(I));
         # claim_2(I,Nisynch);
         # This claim is useless as there are no preceding receive events

gui/Protocols/ccitt509-ban3.spdl

@@ -15,7 +15,7 @@ protocol ccitt509-ban3(I,R)
 {
     role I
     {
-        const Na,Xa,Ya: Nonce;
+        fresh Na,Xa,Ya: Nonce;
         var Xb,Nb,Yb: Nonce;
 
         send_1(I,R, I,{Na, R, Xa,{Ya}pk(R)}sk(I));
@@ -27,7 +27,7 @@ protocol ccitt509-ban3(I,R)
     role R
     {
         var Na,Xa,Ya: Nonce;
-        const Xb,Yb,Nb: Nonce;
+        fresh Xb,Yb,Nb: Nonce;
 
         recv_1(I,R, I,{Na, R, Xa,{Ya}pk(R)}sk(I));
         send_2(R,I, R,{Nb, I, Na, Xb,{Yb}pk(I)}sk(R));