删掉mysql jdbc.url中的"amp;",因为这个是xml中&的转义符配置方法，但在properties中不适用.

Signed-off-by: Jacarri Chan <772929989@qq.com>
Merge pull request #35 from jacarrichan/master

删掉mysql jdbc.url中的"amp;",因为这个是xml中&的转义符配置方法，但在properties中不适用.
Merge remote-tracking branch 'remote/master'

Conflicts:
	src/main/resources/application.properties