Use appname from bower.json if set

lib/base.js

@@ -45,7 +45,7 @@ var fileLogger = { write: noop, warn: noop };
  * @property {String}  resolved    - the path to the current generator
  * @property {String}  generatorName
  * @property {String}  description - Used in `--help` output
- * @property {String}  appname     - Application name determine from the CWD folder
+ * @property {String}  appname     - The application name
  * @property {Storage} config      - `.yo-rc` config file manager
  * @property {Object}  src         - File util instance scoped to `sourceRoot`
  * @property {Object}  dest        - File util instance scoped to `destinationRoot`
@@ -121,7 +121,19 @@ var Base = module.exports = function Base(args, options) {
   this._options = [];
   this._hooks = [];
   this._conflicts = [];
-  this.appname = path.basename(process.cwd()).replace(/[^\w\s]+?/g, ' ');
+
+  // Get the application name by either:
+  // - Looking in bower.json if already setup
+  // - Argv if supplied
+  // - Current working directory
+  try {
+    this.appname = require(path.join(process.cwd(), 'bower.json')).name;
+  }
+  catch (e) {
+    this.argument('appname', { type: String, required: false });
+    this.appname || (this.appname = path.basename(process.cwd()));
+  }
+  this.appname = this._.slugify(this._.humanize(this.appname));
 
   this.option('help', {
     alias: 'h',