change settings.
upgrade codeigniter from 2.1.0 to 2.1.4
remove index.php file in the uri.
fix bug on the add page
add highcharts
fix bug on the add page. initializing the date and week fields.
add new jquery and jquery ui files.
upgrade jquery ui.
bugs fixed and some changes in style.
show the sumary tab.
fixing bug in report table.
add pie and area chart for the result page.
fix the bug on the time line area chart.
enable select top categories.
change to point to the development server .
add user graph
add code to hide the last tab in the view.php file.
fixing bug in the user graphic.
bug fixed in the category graph
testing and debugging the graph.