Merge pull request #18 from juliangilbey/fix-regex

Fix regex string to stop SyntaxWarning

Fix split regex for top-level object properties and props that aren't…

… camelCase

Merge pull request #16 from ccordoba12/missing-properties

Add a couple of missing properties

Add python 3.9 to travis ci

Merge pull request #10 from bnavigator/tinycss2

use tinycss2 instead of tinycss

Merge pull request #9 from buddly27/master

Fix missing widgets and attributes

Merge pull request #5 from blambright/merge-stylesheets

Support merging stylesheets

Merge pull request #3 from eyllanesc/qproperty

fix qproperty bug

Merge pull request #3 from eyllanesc/qproperty

fix qproperty bug

Add unit tests for camelized strings passed into _sanitize_key