Fix spell check on OSX

osx/hexchat.bundle

@@ -20,6 +20,13 @@
     ${prefix}/lib/hexchat/plugins/*.so
   </binary>
 
+  <binary>
+    ${prefix}/lib/libenchant.dylib
+  </binary>
+  <data>
+    ${prefix}/share/myspell/dicts
+  </data>
+
   <binary dest="${bundle}/Contents/MacOS">
     ${prefix}/bin/python
   </binary>

src/fe-gtk/sexy-spell-entry.c

@@ -162,8 +162,14 @@ initialize_enchant ()
 	{
 #ifndef WIN32
 		enchant = g_module_open("libenchant.so.1", 0);
-				if (enchant == NULL)
-					return;
+		if (enchant == NULL)
+		{
+#ifdef __APPLE__
+			enchant = g_module_open("libenchant.dylib", 0);
+			if (enchant == NULL)
+#endif
+				return;
+		}
 #else
 		return;
 #endif