Update adding_a_cask.md

doc/development/adding_a_cask.md

@@ -156,7 +156,7 @@ $ brew cask style Casks/my-new-cask.rb [--fix]
 
 Keep in mind all of these checks will be made when you submit your PR, so by doing them in advance you’re saving everyone a lot of time and trouble.
 
-If your application and homebrew-cask do not work well together, feel free to [file an issue](https://github.com/caskroom/homebrew-cask#reporting-bugs) after checking out open issues.
+If your application and Homebrew-Cask do not work well together, feel free to [file an issue](https://github.com/caskroom/homebrew-cask#reporting-bugs) after checking out open issues.
 
 ## Finding a Home For Your Cask
 
@@ -189,23 +189,23 @@ When an App’s principal stable version already exists in the main repo, altern
 
 ### Regional and Localized
 
-When an App exists in more than one language or has different regional editions, the US English one belongs in the main repo, and all the others in [caskroom/homebrew-versions](https://github.com/caskroom/homebrew-versions). When not already part of the name of the app, a [regional identifier](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) and a [language code](https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes) are to be appended to the Cask’s token (both when available, or just the appropriate one when not).
+When an App exists in more than one language or has different regional editions, the US English one belongs in the main repo, and all the others in [caskroom/homebrew-versions](https://github.com/caskroom/homebrew-versions). When not already part of the name of the App, a [regional identifier](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) and a [language code](https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes) are to be appended to the Cask’s token (both when available, or just the appropriate one when not).
 
 ### Trial and Freemium Versions
 
 Before submitting a trial, make sure it can be made into a full working version without the need to be redownloaded. If an App provides a trial but the only way to buy the full version is via the Mac App Store, it does not belong in any of the official repos. Freemium versions are fine.
 
-### Forks and Apps with conflicting names
+### Forks and Apps with Conflicting Names
 
-Forks should have the vendor’s name as a prefix on the cask’s file name and token. For unrelated apps that share a name, the most popular one (usually the one already present) stays unprefixed. Since this can be subjective, if you disagree with a decision open an issue and make your case to the maintainers.
+Forks should have the vendor’s name as a prefix on the Cask’s file name and token. For unrelated Apps that share a name, the most popular one (usually the one already present) stays unprefixed. Since this can be subjective, if you disagree with a decision open an issue and make your case to the maintainers.
 
 ### Unofficial, Vendorless, and Walled Builds
 
 Please submit these to [caskroom/homebrew-unofficial](http://github.com/caskroom/homebrew-unofficial). If you’ve made an unofficial build and need a place to host it, contact our sister project [alehouse](https://github.com/alehouse).
 
 ### Fonts
 
-Font casks live in the [caskroom/homebrew-fonts](https://github.com/caskroom/homebrew-fonts) repository. See the font repo [CONTRIBUTING.md](../../CONTRIBUTING.md)
+Font Casks live in the [caskroom/homebrew-fonts](https://github.com/caskroom/homebrew-fonts) repository. See the font repo [CONTRIBUTING.md](../../../../../homebrew-fonts/blob/master/CONTRIBUTING.md)
 for details.
 
 ## Submitting Your Changes