implemented login and logout
refactored database connection file to separate jsp
made display improper login details actually show up
hidden warnings about exceeding maximum connections
file layout changed, manageGroup modified to be servlet, not jsp
manage_Groups displaying groups info for a hardcoded username
changed loginservlet to use Db class, manage_Groups works with logged in user
adding new friend to group displaying correctly
db disconnect added to loginservlet
modified the gitignore to ignore *# files
Merge branches 'master' and 'fileStructure'