add getName function

ts/index.ts

@@ -6,10 +6,19 @@ import ProjectinfoNPM = require("./projectinfo.npm");
 
 var projectinfo:any = {};
 
+//specific classes
 projectinfo.npm = function(cwdArg){
     return new ProjectinfoNPM(cwdArg);
 };
 
+//quick functions
+projectinfo.getName = function(cwdArg){
+    var localNpm = projectinfo.npm(cwdArg);
+    if (localNpm.status === "ok"){
+        return localNpm.name;
+    }
+};
+
 /* TODO
 projectinfo.git = function(){