fixes #1106

[sebastianconcept]

This one looks like the right thing, please review

[ghost]

AFAICT there is no way to squash-merge a PR in github. Please, squash the branch (git rebase -i master and select fix on all but first) and git push -f. Thanks.

[sebastianconcept]

Done. It did well
`sebastian@suryia:amber (gh-1106)$ git rebase -i master
[detached HEAD 155de78] fixes #1106
Date: Sat Nov 1 20:34:02 2014 -0200
2 files changed, 70 insertions(+), 53 deletions(-)
Successfully rebased and updated refs/heads/gh-1106.
sebastian@suryia:amber (gh-1106)$ git push -f origin gh-1106
Counting objects: 5, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (5/5), done.
Writing objects: 100% (5/5), 461 bytes | 0 bytes/s, done.
Total 5 (delta 4), reused 0 (delta 0)
To git@github.com:amber-smalltalk/amber.git

• 1551018...155de78 gh-1106 -> gh-1106 (forced update)
  sebastian@suryia:amber (gh-1106)$ `