issue #2808: when move window, set OpenGL viewport again
issue #2808: 1. retina support   2. frameZoomFactor
issue #2808: refractor setFrameZoomFactor() access, change init() parameter
issue #2808: refractor setFrameZoomFactor() access, change init() parameter (linux windows version)
issue #2808:glfw linux scripts
Merge pull request #3606 from dabingnn/issue_2808_glfw_bug_enhancement

Issue 2808 glfw bug enhancement