fix: some round messages doesn't get handled.

misc: cosmetic changes.

ext/crlib/cr-hook.h

@@ -90,10 +90,6 @@ public:
       hookedBytes_ = makeUnique <uint8 []> (CodeLength);
    }
 
-   ~SimpleHook () {
-      disable ();
-   }
-
 public:
    bool patch (void *address, void *replacement) {
       constexpr uint16 jmp = 0x25ff;

ext/crlib/cr-library.h

@@ -59,7 +59,7 @@ public:
 #if defined (CR_WINDOWS)
       handle_ = LoadLibraryA (file.chars ());
 #else
-      handle_ = dlopen (file.chars (), RTLD_LAZY);
+      handle_ = dlopen (file.chars (), RTLD_NOW | RTLD_DEEPBIND | RTLD_LOCAL);
 #endif
       return handle_ != nullptr;
    }