Upgrade to MySQL Connector 5.1.34

Closes gh-1875
Upgrade to Thymeleaf Layout Dialect 1.2.7

Closes gh-1876
Upgrade to Apache HTTPClient 4.3.6

Closes gh-1877
Upgrade to AspectJ 1.8.4

Closes gh-1878
Upgrade to Groovy 2.3.7

Closes gh-1879
Upgrade to Freemarker 2.3.21

Closes gh-1880
Upgrade to Hibernate 4.3.7

Closes gh-1881
Upgrade to HornetQ 2.4.5

Closes gh-1882
Upgrade to Jolokia 1.2.3

Closes gh-1883
Upgrade to Mongo Java Driver 2.12.4

The exception message for a connection timeout has been updated to
include the timeout period. The tests for the sample have been updated
accordingly.

Closes gh-1884
Merge branch '1.1.x'

Conflicts:
	spring-boot-dependencies/pom.xml