readme: minor updates

readme.txt

@@ -18,13 +18,26 @@ Compiling
 
 Usage
 
-  Just type:
-      cppcheck filename.cpp
+  The syntax is:
+      cppcheck [-w] filename.cpp
 
   The error messages will be printed to stderr.
 
+  If you specify '-w', additional warning 
+  messages will be printed.
+
+
 
 Recommendations
 
   Create a shell script that checks all files.
 
+
+
+Author
+
+  Daniel Marjamäki
+  A 29 year old from sweden who works in
+  Stockholm as a programmer (developing 
+  a RAD tool for control systems that
+  control hydraulics).