Merge pull request #189 from petertseng/no-ruby-in-octal

octal: Remove Ruby-specific terms

Author: kytrinyx

octal.yml

@@ -1,5 +1,5 @@
 ---
-blurb: "Write a program that will convert a octal number, represented as a string (e.g. '1735263'), to its decimal equivalent using first principles (i.e. no, you may not use built-in ruby libraries or gems to accomplish the conversion)."
+blurb: "Write a program that will convert a octal number, represented as a string (e.g. '1735263'), to its decimal equivalent using first principles (i.e. no, you may not use built-in or external libraries to accomplish the conversion)."
 source: "All of Computer Science"
 source_url: "http://www.wolframalpha.com/input/?i=base+8"