Change all occurrences of 'keyword' to 'section', added separate 'keyword' field

TO-DO: Add keyword field, list of sections
Merge branch 'master' into section

Conflicts:
	site/index.html
	site/js/ajax.js
	site/js/whileaway.js
Fix broken include.php
FIX: section is now included in function call
Merge branch 'master' into section

Conflicts:
	site/include.php
	site/js/whileaway.js
Fixing merge conflicts