Fixes for error reported in SIMPRU case 154916 https://www.icesi.edu.co/solicitud_servicios/view.php?id=154916
- Fix some typos in documentation.
- Fix the way reservation query is built.
- Add some messages for debug purposes.
- Fix some encoding issues replacing htmlentities() by utf8_encode()
Merge pull request #2 from DesarrolloWebIcesi/release/1.1.0

Release/1.1.0