1.7.7.RELEASE

Change log:

13074f3 Align versions with Boot/Platform.Brussels
0ba19a0 Upgrade to SF-4.3.15 and Retry-1.2.2
f69f54e GH-723: Add AmqpResourceNotAvailableException (#737)
6498219 Honor Java 7 language level
adcfef4 Remove @OverRide from the RabbitAdmin.initialize
539af7f GH-734: Option to suppress declaring Collections
d6a5a75 GH-730: Fix NPE in the MessageProperties
c8d66d2 AMQP-805: protected postProcessMessageBeforeSend
e50cb89 AMQP-801-2: Introduce ConsumerDecorator
3dba703 @ignore testDeleteExchange
8fc94eb AMQP-801: Move ConsumeOkEvent to handleConsumeOk
e2fb3f8 Doc Copyright 2018