Refactor for structure

Signed-off-by: kim.shen <sjw_job@126.com>
Merge branch 'master' of https://github.com/KimShen/sissi

Conflicts:
	pom.xml
	src/main/java/com/sissi/addressing/Addressing.java
	src/main/java/com/sissi/context/JID.java
	src/main/java/com/sissi/context/JIDBuilder.java
	src/main/java/com/sissi/context/JIDContext.java
	src/main/java/com/sissi/context/impl/UserBuilder.java
	src/main/java/com/sissi/feed/FeederBuilder.java
	src/main/java/com/sissi/looper/impl/MyLooperBuilder.java
	src/main/java/com/sissi/netty/Server.java
	src/main/java/com/sissi/protocol/Protocol.java
	src/main/java/com/sissi/protocol/iq/IQ.java
	src/main/java/com/sissi/protocol/iq/roster/Item.java
	src/main/java/com/sissi/protocol/iq/roster/Roster.java
	src/main/java/com/sissi/protocol/presence/Presence.java
	src/main/java/com/sissi/read/sax/SAXFuture.java
	src/main/java/com/sissi/read/sax/SAXHandler.java
	src/main/java/com/sissi/relation/Relation.java
	src/main/java/com/sissi/relation/RelationContext.java
	src/main/java/com/sissi/relation/impl/MongoRelation.java
	src/main/java/com/sissi/relation/impl/MongoRelationContext.java
	src/main/java/com/sissi/write/Writer.java
	src/main/java/com/sissi/write/jaxb/JAXBWriter.java
	src/main/resources/config.properties
	src/main/resources/config/config-addressing.xml
	src/main/resources/config/config-feed.xml
	src/main/resources/config/config-global.xml
	src/main/resources/config/config-looper.xml
	src/main/resources/config/config-relation.xml
	src/main/resources/config/config-server.xml
	src/main/resources/config/config-thread.xml
	src/main/resources/jaxb.properties
	src/main/resources/log4j.properties
	src/main/resources/mapping.xml

Signed-off-by: kim.shen <sjw_job@126.com>