Changes to build environment for windows compatability

lib/index.js

@@ -23,12 +23,15 @@ function processMermaid(files, _options, _next) {
         , options.ganttConfig
         , options.verbose
         , options.width
-      ]
+      ];
+
 
   files.forEach(function(file) {
     phantomArgs.push(file)
   })
-
+    console.log('phantomArgs');
+    console.log(JSON.stringify(phantomArgs));
+  //
   mkdirp(outputDir, function(err) {
     if (err) {
       throw err