Merge fixes from develop.
Create new branch named "php"
Remove obsolete cgi script.
Add zepto to js directory.
Add style to css directory.
Remove old cgi-based files.
Add simple PHP library from converted shell script code.
Add base scripts.
lib/core.php: Add html_header function.
lib/core.php: Add html_logo function.
lib/core.php: Add html_sidebar function.
Implement category.
Update style to be better (it is though).
Remove useless JavaScript library.
Finalize index page.
Fix display of categories.
Fix issue where pressing F5 after submitting a category, would resend the data
and resubmit.
Fix sidebar.
Remove reference to JavaScript library 'zepto'.
Implement member.php.
I am not allowed to look at the changes of this, but something changed it seems.
Begin real implementation of project.php (WIP)
Finish implementation of project.php (for now).
Fix SQL schema incorrectly trying to INSERT values.
Fix header redirection in project.php.
Fix member creation button not working.