add akademic year
add akademic_year.sh
add the akademic_year into the lesson's form
add_teacher_akademic_year
add the function calls in order to create the auto generated code
Add support for the akademic year in the teacher reports
Fix the urls.
Fix the edit of the "arithmos_dimosieuseon".
Fix the redirect of the login.
Port the lesson in order to support the akademic years.
HTML PORTED ONLY
Upadte api/routes according to the akademic year
Try to port teacher and lessons to akademic year

WARNING: IT IS BROKEN HERE (runtime errors)
fix the db from the auto generated code
add akademic_year in the select query
add the akademic_year into the tables
Fix runtime errors on arithmos_dimosieuseon
Remove leftovers
add akademic_year for teacher and lesson
load the lessons correctly
Fix html ++
Port templates to the akademic year new api, with the following

sed -i  "s/.Entry/.lessons.Entry/g" *
Merge branch 'akademic_year'

Conflicts:
	api/routes.go
	templates/base/sidebar.tmpl