Change indent - 4 space tab stop

modified:   projects/project.py
change tabstop to 4 spaces #16

modified:   wica/growing_ca.py
Basic editing of project configuration

modified:   projects/project.py
modified:   wica/growing_ca.py
modified:   wica/static/coffee/form.coffee
modified:   wica/static/coffee/project_replay.coffee
modified:   wica/static/js/form.js
modified:   wica/static/js/project_replay.js