Update README.md
started basic menu
add links to menu with search bar

layout container not fulid
changes
fixed css merge conflict
grade table can be sorted. student list is now table
added search to students. course panel is now a bootstrap-table
Create insertdata.php
Merge pull request #18 from anamraza/master

Loading data from csv
fixed merge conflicts
menu changes plus tabs test
blank grades or not selected, javascript new up
Merge pull request #22 from chipset1/table-sort

Table sort