Merge pull request #4 from jbrichau/master

Getting the build green
Merge pull request #5 from jbrichau/master

Picked up changes from the Gemstone port of Seaside30 and merged them into Seaside31
sync master branch with latest Pharo version
sync master branch with latest Pharo version
setting up travis for pharo1.4
add pharo2 and 3
fix travisCI.st for Pharo
trying to fix travis conf
Revert "trying to fix travis conf"

This reverts commit 4a10786a7323e892cf875116cf4965381a22eeef.
using travis conf from Sample project
typo
trying to fix travis conf
trying to fix travis conf
add squeak to the line up
updated baseline
added missing package for squeak
explicitly load grease config
fix baseline for squeak
fixing squeak build
use Tests group for Squeak build