Fix nuxeo project command in Nuxeo CLI

Nuxeo CLI             : 1.9.0
Modules
 - generator-nuxeo    : 2.9.0 
 - yeoman-environment : 2.6.0 

events.js:174
      throw er; // Unhandled 'error' event
      ^

TypeError: this.getRootPom is not a function
    at constructor.welcome (/home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/generator-nuxeo/generators/project/status-delegate.js:12:26)
    at delegate (/home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/generator-nuxeo/lib/delegated-generator.js:92:31)
    at constructor.initializing (/home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/generator-nuxeo/lib/delegated-generator.js:61:7)
    at Object.<anonymous> (/home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/yeoman-generator/lib/index.js:417:23)
    at /home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/run-async/index.js:25:25
    at new Promise (<anonymous>)
    at /home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/run-async/index.js:24:19
    at /home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/yeoman-generator/lib/index.js:418:9
    at runCallback (timers.js:705:18)
    at tryOnImmediate (timers.js:676:5)
Emitted 'error' event at:
    at Immediate.<anonymous> (/home/bert/.npm-global/lib/node_modules/nuxeo-cli/node_modules/yeoman-generator/lib/index.js:424:16)
    at runCallback (timers.js:705:18)
    at tryOnImmediate (timers.js:676:5)
    at processImmediate (timers.js:658:5)