Fixed the y-axis empty parens bug. (Added a check for empty string).
Merge remote-tracking branch 'upstream/master' into jp751
Merge pull request #858 from jaypoulz/jp751

Fixed the y-axis empty parens bug. (Added a check for empty string).
-Fixed ui call to set value instead of val.
Merge pull request #859 from mmcguinn/mm741

-Fixed ui call to set value instead of val.