Merge pull request #1 from shlomif/master

Add README, Makefile , CLASSPATH-source-me.bash
fix filewriter
Merge remote-tracking branch 'choose_remote_name/master'
XP supermove to column works correctly, not super move to empty
if solving for Win7 and solution will work in XP, 
mark solution type as 'all' instead of 'w7'