#Merge code
#Fix jQuery json conflict with ECShop transport.js file.

- Add transportGoods.js for goods page json transport;
- Add addToCartGoods() function in common.js for goods page;
- Restore transport.js for ECShop default file;
#Fix login flow on checkout flow.
#Fix php 5.4 class defined notice.
#Fix image size of goods list on categories page.
#Fix login/register style
#Format code.
#Format code.
#Format code.
#Format code.