Change ragel used types to avoid size warnings

json.cpp.rl

@@ -248,8 +248,8 @@ namespace json {
            const char *stop) {
         bool __success = true;
         json::node *__root = NULL;
-        int cs, top = 0;
+        size_t cs, top = 0;
-        deque <int> fsmstack;
+        deque <size_t> fsmstack;
         deque <parse_context> nodestack;
 
         const char *p   = start,

version.cpp.rl

@@ -99,7 +99,7 @@ void
 version::parse (const string& str) {
     unsigned int current;
 
-    int         cs;
+    size_t      cs;
     const char *p   = str.data (),
                *pe  = str.data () + str.size (),
                *eof = pe;