@ngdoc method
@name cordovaCamera#getPicture
@methodOf eha.common.services.cordova.camera
@param {object} options An object of configuration values to be passed to [org.apache.cordova.camera](https://github.com/apache/cordova-plugin-camera/blob/master/doc/index.md)
@returns {string} A promise that will either resolve with a picture or reject with an exceptions
@description

Accepts an object of options
function(opts) {

      if (!navigator.camera) {
        return $q.reject(
          new Error('Camera module (navigator.camera) not available')
        );
      }

      // Extend defaults
      var options = angular.extend(defaults, opts || {});

      return $q(function(resolve, reject) {
        navigator.camera.getPicture(resolve, reject, options);
      });
    }