Shorten docs.brew.sh links.

CONTRIBUTING.md

@@ -6,7 +6,7 @@ First time contributing to Homebrew? Read our [Code of Conduct](https://github.c
 
 * run `brew update` (twice)
 * run and read `brew doctor`
-* read [the Troubleshooting Checklist](https://docs.brew.sh/Troubleshooting.html)
+* read [the Troubleshooting Checklist](https://docs.brew.sh/Troubleshooting)
 * open an issue on the formula's repository
 
 ### Submit a version upgrade for the `foo` formula
@@ -16,11 +16,11 @@ First time contributing to Homebrew? Read our [Code of Conduct](https://github.c
 
 ### Add a new formula for `foo` version `2.3.4` from `$URL`
 
-* read [the Formula Cookbook](https://docs.brew.sh/Formula-Cookbook.html) or: `brew create $URL` and make edits
+* read [the Formula Cookbook](https://docs.brew.sh/Formula-Cookbook) or: `brew create $URL` and make edits
 * `brew install --build-from-source foo`
 * `brew audit --new-formula foo`
 * `git commit` with message formatted `foo 2.3.4 (new formula)`
-* [open a pull request](https://docs.brew.sh/How-To-Open-a-Homebrew-Pull-Request.html) and fix any failing tests
+* [open a pull request](https://docs.brew.sh/How-To-Open-a-Homebrew-Pull-Request) and fix any failing tests
 
 ### Contribute a fix to the `foo` formula
 
@@ -28,6 +28,6 @@ First time contributing to Homebrew? Read our [Code of Conduct](https://github.c
 * leave the [`bottle`](http://www.rubydoc.info/github/Homebrew/brew/master/Formula#bottle-class_method) as-is
 * `brew uninstall --force foo`, `brew install --build-from-source foo`, `brew test foo`, and `brew audit --strict foo`
 * `git commit` with message formatted `foo: fix <insert details>`
-* [open a pull request](https://docs.brew.sh/How-To-Open-a-Homebrew-Pull-Request.html) and fix any failing tests
+* [open a pull request](https://docs.brew.sh/How-To-Open-a-Homebrew-Pull-Request) and fix any failing tests
 
 Thanks!

Formula/postgresql@9.4.rb

@@ -93,7 +93,7 @@ class PostgresqlAT94 < Formula
           ARCHFLAGS="-arch x86_64" gem install pg
 
         To install gems without sudo, see the Homebrew documentation:
-        https://github.com/Homebrew/brew/blob/master/docs/Gems%2C-Eggs-and-Perl-Modules.md
+          https://docs.brew.sh/Gems,-Eggs-and-Perl-Modules
       EOS
     end
 

Formula/pypy.rb

@@ -140,7 +140,7 @@ class Pypy < Formula
     To update setuptools and pip between pypy releases, run:
         pip_pypy install --upgrade pip setuptools
 
-    See: https://docs.brew.sh/Homebrew-and-Python.html
+    See: https://docs.brew.sh/Homebrew-and-Python
     EOS
   end
 

Formula/pypy3.rb

@@ -185,7 +185,7 @@ class Pypy3 < Formula
     To update pip and setuptools between pypy3 releases, run:
         pip_pypy3 install --upgrade pip setuptools
 
-    See: https://docs.brew.sh/Homebrew-and-Python.html
+    See: https://docs.brew.sh/Homebrew-and-Python
     EOS
   end
 

Formula/python.rb

@@ -313,7 +313,7 @@ class Python < Formula
     <<~EOS
       # This file is created by Homebrew and is executed on each python startup.
       # Don't print from here, or else python command line scripts may fail!
-      # <https://docs.brew.sh/Homebrew-and-Python.html>
+      # <https://docs.brew.sh/Homebrew-and-Python>
       import re
       import os
       import sys
@@ -374,7 +374,7 @@ class Python < Formula
     They will install into the site-package directory
       #{site_packages}
 
-    See: https://docs.brew.sh/Homebrew-and-Python.html
+    See: https://docs.brew.sh/Homebrew-and-Python
     EOS
   end
 

Formula/python3.rb

@@ -290,7 +290,7 @@ class Python3 < Formula
     <<~EOS
       # This file is created by Homebrew and is executed on each python startup.
       # Don't print from here, or else python command line scripts may fail!
-      # <https://docs.brew.sh/Homebrew-and-Python.html>
+      # <https://docs.brew.sh/Homebrew-and-Python>
       import re
       import os
       import sys
@@ -340,7 +340,7 @@ class Python3 < Formula
       They will install into the site-package directory
         #{HOMEBREW_PREFIX/"lib/python#{xy}/site-packages"}
 
-      See: https://docs.brew.sh/Homebrew-and-Python.html
+      See: https://docs.brew.sh/Homebrew-and-Python
     EOS
 
     # Tk warning only for 10.6

README.md

@@ -7,7 +7,7 @@ Just `brew install <formula>`. This is the default tap for Homebrew and is insta
 ## Troubleshooting
 First, please run `brew update` and `brew doctor`.
 
-Second, read the [Troubleshooting Checklist](https://docs.brew.sh/Troubleshooting.html).
+Second, read the [Troubleshooting Checklist](https://docs.brew.sh/Troubleshooting).
 
 **If you don't read these it will take us far longer to help you with your problem.**