Merge pull request #111 from jmirc/master

Fix commits (Atmosphere AJAX call and remove management.port
usemin now works on all *.html files, not just index.html
Release v0.8.3
spring-milestones added as pluginRepository

To get the spring-boot-maven-plugin in version 1.0.0.RC1 from a repository the milestone-repository should be used.
Merge pull request #112 from jbellmann/milestonePluginRepository

spring-milestones added as pluginRepository
Release v0.8.4
Start JMX reporter correctly at start up
Reformatting
Add a new hasRole(role) function. The role can be used for example to hide or to show a menu.