Fixed timezone error while runing tests if it has not previously set
Fixed timezone error while runing tests if it has not previously set

acelaya/ZF2-AcMailer,acelaya/ZF-AcMailer,nomaanp/ZF2-AcMailer,acelaya/ZF2-AcMailer,acelaya/ZF-AcMailer,samsonasik/ZF2-AcMailer,nomaanp/ZF2-AcMailer,samsonasik/ZF2-AcMailer