Add link and sync capitalization

CONTRIBUTING.md

@@ -18,13 +18,13 @@ really easy to go explore new operating systems and tools from one location.
 ### Help keep netboot.xyz updated
 
 If you noticed one of your favorite operating system or tool has been updated,
-feel free to open a pull request to get the operating system updated.  It will
+feel free to open a Pull Request to get the operating system updated.  It will
 be reviewed and merged once validated.
 
 ### Add support for new OS and Utilities
 
 Do you have a favorite utility that you use often but isn't on netboot.xyz?
-Feel free to request it being added or submit a pull request.
+Feel free to request it being added or submit a Pull Request.
 
 ### Ask your distribution to become netboot friendly
 
@@ -34,8 +34,8 @@ distribution.
 
 Ask for the distribution to provide a way to load installer kernels from
 their mirror directly or provide key files from their release ISO somewhere that
-is accessible over HTTP.  This usually might be a vmlinuz, an initrd, and
-potentially a rootfs and could be extracted and hosted on the mirror when the
+is accessible over HTTP.  This usually might be a `vmlinuz`, an `initrd`, and
+potentially a `rootfs` and could be extracted and hosted on the mirror when the
 release is generated.  Providing these allows not only netboot.xyz to load the
 installer from a supported and trusted location but also users to do the same
 from their own PXE servers.  In this day and age as physical media is less
@@ -45,6 +45,7 @@ especially when you may have limited bandwidth.
 ### Submit ideas
 
 I'm always looking for new ideas to make the tool more useful, if you have an
-idea, feel free to open up a Github Issue or open up a Pull Request.
+idea, feel free to open up a [Github Issue](https://github.com/antonym/netboot.xyz/issues/new)
+or open up a [Pull Request](https://github.com/antonym/netboot.xyz/pulls).
 
 ## Enjoy and have fun!