Jumpstart download:
    http://www.gentleware.org/webstart2/Poseidon.jnlp

Fucking gentleware.com site is down MOST OF THE TIME!!!!!!!!!!!!!!!!!!

I like to increase logging level to screen by editing
$HOME/.poseidon/CE/log* and adding 
    <param name='Threshold' value='error'/>

I also like to change project folder in Edit / Settings / Environment.