go.mod: import golang.org/x/exp/shiny instead of golang.org/x/exp (#82)

This resolves ambiguous import errors when other packages import golang.org/x/exp/shiny directly.

windows: resolve image pixel alignment Windows (#39)

Co-authored-by: Changkun Ou <hi@changkun.de>

all: return a proper code at initialization (#33)

Co-authored-by: Brian Watts <brian.watts@virginmedia.co.uk>

android: remove unused package import (#26)

ios: fix import errors

all: add Init() method (#18)

all: add backward support for Go 1.16 (#13)

all: test 42 times of clipboard open

linux: retry if XOpenDisplay fails

tests: reorganize files