编写发微博方法
编写调用发微博API的controller

Signed-off-by: taurus <xxh0755@gmail.com>
修改发微博页面，并创建结果显示页面
修改sendMessage.jsp

Signed-off-by: taurus <xxh0755@gmail.com>
修改ApiController

Signed-off-by: taurus <xxh0755@gmail.com>
Merge remote-tracking branch 'origin/master'