add git module and kvStore

ts/npmci.config.ts

@@ -3,10 +3,17 @@ import * as q from 'q'
 import * as plugins from './npmci.plugins'
 import * as paths from './npmci.paths'
 
+import { repo } from './npmci.env'
+
+import { KeyValueStore } from 'npmextra'
+
 export interface INpmciOptions {
   globalNpmTools: string[]
 }
 
+// instantiate a kvStorage for the current directory
+export let kvStorage = new KeyValueStore('custom', repo.user + repo.repo)
+
 export let getConfig = async (): Promise<INpmciOptions> => {
   let npmciNpmextra = new plugins.npmextra.Npmextra(paths.cwd)
   let defaultConfig: INpmciOptions = {