first version of UnifiedMessage Builder
change the version and update the readme
first version of UnifiedMessage Builder
add category, deviceType and rename identifiers to aliases
Merge branch 'AGPUSH-135' of https://github.com/aerogear/aerogear-unified-push-java-client into AGPUSH-135

Conflicts:
	README.md
	src/main/java/org/jboss/aerogear/unifiedpush/SenderClient.java
	src/main/java/org/jboss/aerogear/unifiedpush/message/UnifiedMessage.java
	src/test/java/org/jboss/aerogear/unifiedpush/SenderClientTest.java
added some Javadoc
more JavaDoc
updated javadoc
more javadoc polishing
simple-push auto version fix
moved Strings to fields, extra test cases, null check
fixed unit test
first version of UnifiedMessage Builder
Fixing merge conflicts
change the version and update the readme
add category, deviceType and rename identifiers to aliases
added some Javadoc
more JavaDoc
updated javadoc
more javadoc polishing