Merge branch 'release-1.0' into develop
Merge branch 'hotfix-1.0.1' into develop
fixes horizontal dividers having a different color for tutor and comment questions. Fixes #1
fix duplicate question detection
be more picky about what to accept as abstract form.

The FormEditor managed to create broken forms, which would result in
broken code elsewhere since they assume the Form is structurally fine
(which it wasn’t). Still need to figure out what caused the broken
Form generation
use ace-builds instead of shipping own files
fall back to ace editing in case of form editor fails
fix deleting page breaks
add some basic tests for form editor
switch even/odd highlighting so that the table header is not immediately followed by another gray row
fix copy to current term
add ability to query for reason why a form is considered invalid
display why abstract form is invalid
add some more tests for form editor
fix typo/oversight in language.js -- prevented correctly setting languages
properly write error message to dev console when YAML parsing fails
fix undo listener on field edit
+ tests for last commit
put test form for form editor into coffee file to get an all-browser compatible heredocument
fix text areas not autosizing