Add Windows 3.1, Windows 95, Windows XP

data/themes.yml

@@ -274,3 +274,12 @@
 -
   :name: 'Hot Dog Stand'
   :colors: '#C0441C,#91282A,#F79F66,#FFFFFF,#91282A,#FFFFFF,#F79F66,#F15340'
+-
+  :name: 'Windows 3.1'
+  :colors: '#FFFFFF,#C0C0C0,#001F7E,#FFFFFF,#C0C0C0,#000000,#001F7E,#C0C0C0'
+-
+  :name: 'Windows 95'
+  :colors: '#327C7E,#001F7E,#001F7E,#FFFFFF,#001F7E,#FFFFFF,#C0C0C0,#C0C0C0'
+-
+  :name: 'Windows XP'
+  :colors: '#F0EDE0,#0054E3,#0054E3,#FFFFFF,#0054E3,#000000,#ED6D3A,#ED6D3A'