Fix g-i annotation of pango_parse_color_with_alpha and add since tag

3 jobs for ricotz/parse-color-with-alpha in 2 minutes and 51 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #840876
linux-fedora

00:00:46

passed #840877
win32-ps
msys2-mingw64

00:01:00

 
  Docs
passed #840878
reference

00:01:04