refine the config

@@ -1257,7 +1257,6 @@ int SrsConfig::check_config()
             }
         }
     }
-    if (true) {
     for (int i = 0; i < (int)vhosts.size(); i++) {
         SrsConfDirective* conf = vhosts[i];
         for (int i = 0; conf && i < (int)conf->directives.size(); i++) {
@@ -1375,7 +1374,6 @@ int SrsConfig::check_config()
             }
         }
     }
-    }
     
     ////////////////////////////////////////////////////////////////////////
     // check listen for rtmp.

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR "0"
 #define VERSION_MINOR "9"
-#define VERSION_REVISION "169"
+#define VERSION_REVISION "170"
 #define RTMP_SIG_SRS_VERSION VERSION_MAJOR"."VERSION_MINOR"."VERSION_REVISION
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"