bonaire folder to your /wp-content/plugins/ directory.Please visit the plugin help tab for further information.
Most likely, this is because you didn't install and activate the plugins Bonaire was made for, namely 'Contact Form 7' and 'Flamingo'. After installing and activating these two plugins, Bonaire will show up on in the settings menu.
That's unlikely. First of all, you have to enter the email account settings for the email account that you use on the contact form. You can do that on the settings page "Settings -> Bonaire". If you want to store your replies in your mail server's "Sent Items" folder, you have to enter your IMAP settings, too.
Yes. I have a look at the plugin's support page once or twice a month and I provide some basic support there.
No.