Julius Volz 8bb578c1fe Change expression input field to multi-line textarea.
Also, rearrange and clean up some things to make this work.
The textarea starts as a single line, but auto-expands when entering
multiple lines (e.g. via Shift+Enter). Pressing just "Enter" still
executes the expression.
2015-06-12 16:59:38 +02:00
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