Merge pull request #5340 from riadvice/mobile-ui-updates

clients/flash/air-client/src/Default.css

clients/flash/air-client/src/Main-app.xml

clients/flash/air-client/src/Main.mxml

clients/flash/air-client/src/css/hdpi.css

clients/flash/air-client/src/css/ldpi.css

clients/flash/air-client/src/css/mdpi.css

clients/flash/air-client/src/css/xhdpi.css

clients/flash/air-client/src/css/xxhdpi.css

clients/flash/air-client/src/css/xxxhdpi.css

...bluebutton/air/chat/views/skins/MessageInputBorder320.fxg

...rg/bigbluebutton/air/chat/views/skins/MessageInputSkin.as

...h/air-client/src/org/bigbluebutton/air/common/PageEnum.as

...lient/src/org/bigbluebutton/air/common/views/NoTabView.as

...h/air-client/src/org/bigbluebutton/air/main/MainConfig.as

...luebutton/air/main/commands/UserInactivityTimerCommand.as

...n/air/main/commands/UserInactivityTimerResponseCommand.as

...ient/src/org/bigbluebutton/air/main/views/EmojiCallout.as

...r-client/src/org/bigbluebutton/air/main/views/MainView.as

.../src/org/bigbluebutton/air/main/views/MainViewMediator.as

...lient/src/org/bigbluebutton/air/main/views/MenuButtons.as