added updateRecord method
modified method comments
Added method comments
Added view package and ServerWindow
Added ApplicationMode
Added open button listener that allows user to browse database file
Removed debug text
Adjusted panel fitting 3 modes
Adjusted paramter for StartServerListener
Supported 3 modes
Added ClientWindow and its listener
A factory class to connect to database
a window for client
A dialog for database configuration
Listeners
listener of search option radio buttons
Added static constants
Added method "getSearchOption()"
Added views for search
ignore