import support for Gogh color schemes

[clach04]

1. Individual - example https://github.com/Gogh-Co/Gogh/blob/master/images/themes/3024-day.jpg
   • Yaml https://github.com/Gogh-Co/Gogh/blob/master/themes/3024%20Day.yml
   • json https://github.com/Gogh-Co/Gogh/blob/master/json/3024-day.json
   • schema details https://github.com/Gogh-Co/Gogh/blob/master/pages/howto.md
2. And all https://github.com/Gogh-Co/Gogh/blob/master/data/themes.json

single json

{
  "color_01":"#090300",
  "color_02":"#DB2D20",
  "color_03":"#01A252",
  "color_04":"#FDED02",
  "color_05":"#01A0E4",
  "color_06":"#A16A94",
  "color_07":"#B5E4F4",
  "color_08":"#A5A2A2",
  "color_09":"#5C5855",
  "color_10":"#E8BBD0",
  "color_11":"#3A3432",
  "color_12":"#4A4543",
  "color_13":"#807D7C",
  "color_14":"#D6D5D4",
  "color_15":"#CDAB53",
  "color_16":"#F7F7F7",
  "name":"3024 Day",
  "foreground":"#4A4543",
  "background":"#F7F7F7",
  "cursor":"#4A4543",
  "hash":"bd77249fbed09b950664ad60f037964b937460a870636673ceece963d62c42be"
}

[clach04]

Test with Zenburn pyshow_colors2.py block looks like sample in https://gogh-co.github.io/Gogh/ (end of page)