Fix white borders around draw tool buttons on Retina display
Fix white borders around draw tool buttons on Retina display

[#77970278]

By changing jQuery UI dialog title font size... It was visible only
in Chrome and was perhaps related to some fractional dimensions.

concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara