Prevent division by zero#9

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caotrido wants to merge 6 commits intoArthurGuibert:masterfrom

caotrido:master

Commits on Jun 28, 2016

Add interface builder support
caotrido
committed

Commits on Jul 7, 2016

Fix divide by zero cases
caotrido
committed

Commits on Aug 30, 2016

Center svg horizontally
caotrido
committed

Commits on Aug 31, 2016

Load the svg in specified size
caotrido
committed

Commits on Sep 6, 2016

Minor fix
caotrido
committed

Commits on Mar 1, 2017

Various improvements
caotrido
committed