fix(version): show cli verison if no Tessels are connected

lib/controller.js

@@ -1002,6 +1002,9 @@ controller.updateTesselWithVersion = function(opts, tessel, currentVersion, buil
 
 controller.tesselEnvVersions = opts => {
   opts.authorized = true;
+
+  const cliVersion = require('../package.json').version;
+
   return controller.standardTesselCommand(opts, tessel => {
     return new Promise((resolve, reject) => {
       Promise.all([
@@ -1015,7 +1018,6 @@ controller.tesselEnvVersions = opts => {
           responses[2] => (string) process.version (on board)
          */
 
-        const cliVersion = require('../package.json').version;
         const build = updates.findBuild(responses[0], 'sha', responses[1]);
         const firmwareVersion = (build && build.version) || responses[1];
         const nodeVersion = responses[2];
@@ -1030,6 +1032,17 @@ controller.tesselEnvVersions = opts => {
         // then this whole operation should fail.
       }, reject).catch(reject);
     });
+  })
+  .catch((error) => {
+    // if no tessels are found, default to cli version
+    if (error.includes(responses.noAuth) || error.includes(responses.auth)) {
+
+      log.info('Tessel Environment Versions:');
+      log.info(`t2-cli: ${cliVersion}`);
+      log.info(`${error}`);
+      return Promise.resolve();
+    }
+    return Promise.reject(error);
   });
 };