added new NpmExtra class

dist/npmextra.classes.npmextra.d.ts

@@ -0,0 +1,29 @@
+/**
+ * Npmextra class allows easy configuration of tools
+ */
+export declare class Npmextra {
+    cwd: string;
+    lookupPath: string;
+    npmextraJsonExists: boolean;
+    npmextraJsonData: boolean;
+    /**
+     * creates instance of Npmextra
+     */
+    constructor(cwdArg?: string);
+    /**
+     * merges the supplied options with the ones from npmextra.json
+     */
+    dataFor(toolnameArg: string, defaultOptionsArg: any): any;
+    /**
+     * checks if the JSON exists
+     */
+    private checkNpmextraJsonExists();
+    /**
+     * gets lookupPath
+     */
+    private checkLookupPath();
+    /**
+     * get npmextraJsonData
+     */
+    private checkNpmextraJsonData();
+}