Updates Hello World example to run as expected
Merge pull request #257 from timmytofu/patch-1

Updates Hello World example to run as expected
Merge branch 'master' of github.com:purescript/purescript into record-updates
Fix #261
Clean up a bit.
Merge branch 'master' of github.com:purescript/purescript into record-updates
Fixes generated `for-in` loop shadowing.
Updated test to actually run a record update.