removed bug from calcupdate (odd that this only now became a problem), #125
Revert "removed bug from calcupdate (odd that this only now became a problem), #125"

This reverts commit f12aef1472af8f9fde48592b2441a3a65559e5ab.
proper fix for calculated items, closes #125
updated widgets scss
Merge branch 'master' of https://github.com/MartijnR/enketo-core into pages