I noticed that the easiest way to install Espials Escape on the AmigaSDK was to simply unzip the *.jar files to the root. Sadly there was no archive on Espials homepage that made it easy for me to get them. So I mailed them about the problem. Now they have added an archive of Escape with the Jar files on their homepage. Read the mail
here (some of the above text is in Norwegian but the mail is in English).