added 2 classes for xml style
changed code for compare files
added code for comparing
changed code for GUI
added class for read intraconnection
deleted class
Merge branch 'master' of https://github.com/Thanu/SAT

Conflicts:
	sat/src/main/java/com/project/traceability/db/VisualizeGraph.java
	sat/src/main/java/com/project/traceability/manager/ReadXML.java
	sat/src/main/java/com/project/traceability/manager/RequirementSourceCodeMethodManager.java
	sat/src/main/java/com/project/traceability/manager/RequirementUMLAttributeManager.java
	sat/src/main/java/com/project/traceability/manager/RequirementUMLMethodManager.java