data structures and DAOs files are modified based on new design
Merge branch 'master' of https://github.com/scott828/cmpe273-project

Conflicts:
	pom.xml
	src/main/java/edu/sjsu/cmpe/kidsontrack/domain/Course.java
	src/main/java/edu/sjsu/cmpe/kidsontrack/domain/Student.java
	src/main/java/edu/sjsu/cmpe/kidsontrack/domain/Teacher.java