…ns that want to manage their own glfw context and code

… your own glfw and render loop

Also fix the cmake comment for GLAD

…ounds

The alignment and tooltip width was off for when a tooltip text was
smaller than the hard-coded tooltip box of 150px.

Account for this when drawing the tooltip and tooltip bounds box

…ce we dont always want to control GLFW functionality

If we are not the owner, then don't automatically hide the glfw window
when we make the root screen not visible, we might simply not want to
show the GUI, but carry on showing the glfw window.