Object function lodash ... has no method 'assign'

New error introduced in version 0.2.1 that didn't exist in 0.2.0. Related to line 60 in crx.js:

// Eventually expanding `~` in config paths
grunt.util._.assign(config, config, resolveHomeDirectory);

Warning: Object function lodash(value) {
    // exit early if already wrapped
    if (value && value.__wrapped__) {
      return value;
    }
    // allow invoking `lodash` without the `new` operator
    if (!(this instanceof lodash)) {
      return new lodash(value);
    }
    this.__wrapped__ = value;
  } has no method 'assign' Use --force to continue