chore: import upstream snapshot with attribution

examples/ruby/helloWorld.rb

@@ -0,0 +1,14 @@
+=begin
+# The famous Hello World
+# Program is trivial in
+# Ruby. Superfluous:
+#
+# * A "main" method
+# * Newline
+# * Semicolons
+#
+# Here is the Code:
+=end
+
+puts "Hello World!"
+

examples/ruby/love.rb

@@ -0,0 +1,9 @@
+# Output "I love Ruby"
+say = "I love Ruby"; puts say
+
+# Output "I *LOVE* RUBY"
+say['love'] = "*love*"; puts say.upcase
+
+# Output "I *love* Ruby", 5 times
+5.times { puts say }
+

examples/ruby/powOf2.rb

@@ -0,0 +1,6 @@
+puts(2 ** 1)
+puts(2 ** 2)
+puts(2 ** 3)
+puts(2 ** 10)
+puts(2 ** 100)
+puts(2 ** 1000)