corrects contributing

Author: maxwellbenton

CONTRIBUTING.md

@@ -1,13 +1,17 @@
 # Contributing to Learn.co Curriculum
 
-We're really exited that you're about to contribute to the [open curriculum](https://learn.co/content-license) on [Learn.co](https://learn.co). If this is your first time contributing, please continue reading to learn how to make the most meaningful and useful impact possible.
+We're really excited that you're about to contribute to the 
+[open curriculum](https://learn.co/content-license) on
+[Learn.co](https://learn.co). If this is your first time contributing, please
+continue reading to learn how to make the most meaningful and useful impact
+possible.
 
 ## Raising an Issue to Encourage a Contribution
 
 If you notice a problem with the curriculum that you believe needs improvement
 but you're unable to make the change yourself, you should raise a Github issue
-containing a clear description of the problem. Include relevant snippets of
-the content and/or screenshots if applicable. Curriculum owners regularly review
+containing a clear description of the problem. Include relevant snippets of the
+content and/or screenshots if applicable. Curriculum owners regularly review
 issue lists and your issue will be prioritized and addressed as appropriate.
 
 ## Submitting a Pull Request to Suggest an Improvement
@@ -25,13 +29,11 @@ course.
 # Why Contribute?
 
 Curriculum on Learn is publicly and freely available under Learn's
-[Educational Content License](https://learn.co/content-license). By
-embracing an open-source contribution model, our goal is for the curriculum
-on Learn to become, in time, the best educational content the world has
-ever seen.
+[Educational Content License](https://learn.co/content-license). By embracing an
+open-source contribution model, our goal is for the curriculum on Learn to
+become, in time, the best educational content the world has ever seen.
 
 We need help from the community of Learners to maintain and improve the
-educational content. Everything from fixing typos, to correcting
-out-dated information, to improving exposition, to adding better examples,
-to fixing tests—all contributions to making the curriculum more effective are
-welcome.
+educational content. Everything from fixing typos, to correcting out-dated
+information, to improving exposition, to adding better examples, to fixing
+tests—all contributions to making the curriculum more effective are welcome.