Set up infrastructure for installing an executable. Changes the standalone name to glslangValidator.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@22593 e7fa87d3-cd2b-0410-9028-fcbf551c1848

StandAlone/Worklist.h

@@ -69,6 +69,11 @@ namespace glslang {
             return true;
         }
 
+        bool empty()
+        {
+            return worklist.empty();
+        }
+
     protected:
         std::list<std::string> worklist;
     };