Session, Looger and Writer
Added Logger
Deleted wrong placed writer
Added forgotten empty lines
Added session and comments
Added account page
Few change and var renames in Logger and Session
Added use for Logger
Mistake correction
Remove extra blank line
Remove all extra blank lines
Few changes and mistake correction
Merge pull request #8 from Hantim/Session_and_LogOut

Session and Logger
Added Book and Category Models
Added a books page(models and views)
Fix notes and update DB class
Added search and update Db class
Fix some notes in search files