Support for minimum and maximum window sizes (#612)

* add support for minimum and maximum window sizes

* attempt to fix windows

* bug fixes

* support min/max window sizes on Linux and Windows

* fix min/max window sizes on Linux

* formatting and comments

* fixes Windows DPI issue, clamps width/height values to min/max

* App can't go into full screen when max size is set for Mac

* fixed Linux maximum width/height on window maximize

* Revert "fixed Linux maximum width/height on window maximize"

This reverts commit 3f7ba8b26435392116df3c9fe66ef11536e30c59.

The fix glitches on PopOS

Co-authored-by: Lea Anthony <lea.anthony@gmail.com>

lib/interfaces/appconfig.go

@@ -5,6 +5,10 @@ type AppConfig interface {
 	GetWidth() int
 	GetHeight() int
 	GetTitle() string
+	GetMinWidth() int
+	GetMinHeight() int
+	GetMaxWidth() int
+	GetMaxHeight() int
 	GetResizable() bool
 	GetHTML() string
 	GetDisableInspector() bool