[eacsl:doc] Update reference manual to add support of complete and disjoint behavior

src/plugins/e-acsl/doc/refman/changes_modern.tex

@@ -137,6 +137,8 @@ in \lstinline|\\at|}
 \item \changeinsection{reals}{support of rational numbers and operations}
 \item \changeinsection{fn-behavior}{remove abrupt clauses from the list of
   exceptions}
+\item \changeinsection{fn-behavior}{support of \lstinline|complete behaviors|
+  and \lstinline|disjoint behaviors|}
 \item \changeinsection{statement_contract}{remove abrupt clauses from the list
   of exceptions}
 \item \changeinsection{abrupt}{add grammar for abrupt termination}

src/plugins/e-acsl/doc/refman/fn_behavior.tex

 \begin{syntax}
   [ function-contract ] ::= requires-clause*
                             { decreases-clause? } simple-clause*
-                            named-behavior* { completeness-clause* }
+                            named-behavior* completeness-clause*
   \
   requires-clause ::= "requires" pred ";"
   \
@@ -24,6 +24,6 @@
   \
   assumes-clause ::= "assumes" pred ";"
   \
-  { completeness-clause } ::= { "complete" "behaviors" (id (","id)*)? ";" } ;
-     | { "disjoint" "behaviors" (id (","id)*)? ";" }
+  completeness-clause ::= "complete" "behaviors" (id (","id)*)? ";"
+                        | "disjoint" "behaviors" (id (","id)*)? ";"
 \end{syntax}

src/plugins/e-acsl/doc/refman/intro_modern.tex

@@ -70,8 +70,7 @@ currently implemented into the \framac's \eacsl plug-in.
       & assigns \\
       & allocates \\
       & decreases \\
-      & abrupt termination \\
-      & complete and disjoint behaviors
+      & abrupt termination
       \\
       \hline
     \end{tabular}