added horizontal splitter
Merge pull request #57 from slima4/master

added horizontal splitter
added audiopanel
Merge pull request #58 from slima4/master

added audiopanel
change volumewidget style
Merge pull request #59 from slima4/master

change volumewidget style
Issue #23
Merge branch 'master' of https://github.com/m-garanin/zgui-qt into feature
Merge pull request #60 from NicholasShatokhin/feature

Issue #23
Merge pull request #61 from m-garanin/master

sync