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This is a bugfix
<!-- New feature? Update the CHANGELOG.md too, and eventually the Docs. -->
<!-- Improvement? Explain how and why. -->
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If a form field is disabled and that form field uses has add-on element ( has-addons ), hover state is overlapping to add-on element.
### Proposed solution
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This solution excludes disabled form elements hover state which is used within has-addons fields wrapper.
Fixes#1992
### Tradeoffs
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No tradeoffs.
### Testing Done
I checkout out master and changed the lines.
* Disabled form elements hover state is overlapping, if control has add-ons elements
If a form field is disabled and that form field uses has add-on element ( has-addons ), hover state is overlapping to add-on element.
* Disabled form elements hover state is overlapping, if control has add-ons elements
If a form field is disabled and that form field uses has add-on element ( has-addons ), hover state is overlapping to add-on element.
Corrects the problem of the .has-icon-left / .has-icon-right fields floating out of the input area when a .help element is floated to the right of a preceding input
* Adds sup and sub to titles and subtitles
* Changes sub and sup to 75% and makes them variables
* Merge .title and .subtitle variables
Merged the .title and .subtitle sub and sup variables into just one $title-sub-size and $title-sup-size