Modified project to use the hostcom and error_codes classes.
Modified web pages to include error checking and display results of actions performed by the server.

Signed-off-by: James Kovacs <jamesjkovacs@gmail.com>
Corrected some issues with the code I added for using the Hostcom Class.

Signed-off-by: James Kovacs <jamesjkovacs@gmail.com>
Added color to web messages.
Formatted log messages.
Added yml file for auto starting thin.
Corrected compiler warnings.
Capitalized some of the log entries.
Spelling error in yml file.
Modified login web page title to "SKIDATA Hotel Card"
Added the close_socket logic to properly log off from the DAZ.
Removed checking of text on name web entry entry field to allow a space between firstname and lastname.
Fixed double ++ bug in err_codes.rb.