Added hack to not resize SVG height if the difference is one pixel. Partial solution to iPad disappearing trashcan problem - but not a complete one (hence not closing the ticket).  We need to find where the SVG parent container is growing 1 pixel from.
Added hack to not resize SVG height if the difference is one pixel.
Partial solution to iPad disappearing trashcan problem - but not a
complete one (hence not closing the ticket).  We need to find where
the SVG parent container is growing 1 pixel from.

auscompgeek/grok-blockly,auscompgeek/grok-blockly,auscompgeek/grok-blockly