Refactored: UserTab.java: 
	uses useradapter to display user objects
	uncommented userDAO usages
	uses user_tab.xml with listview
User.java:
	added constructor that takes member value parameters and sets them
UserDAO.java:
	no longer using createuser method, using User object constructor
MySQLiteHelper.java: 
	changed HashMap to LinkedHashMap to preserve key order
	formatted string identifiers for proper create table statement
Created: UserAdapter.java
	uses user_list_item.xml to parse user object data into textviews in user_list_item
user_list_item.xml
	contains vertically aligned textviews for holding user object data
user_tab.xml:
	contains listview for howing user_list_items