Update to SLF4J 1.7.12

James Moger

2015-09-18 f0689861192cbdd1a8eaed014a6c474caf397385

 src/main/java/com/gitblit/transport/ssh/DisabledFilesystemFactory.java

@@ -36,6 +36,11 @@
         public SshFile getFile(String file) {
            return null;
         }

         @Override
         public FileSystemView getNormalizedView() {
            return null;
         }
      };
   }
}