Cleanups, removing Caddy name a bit more

CONTRIBUTING.md

-## Contributing to Caddy
+## Contributing to CoreDNS
 
 Welcome! Our community focuses on helping others and making Caddy the best it
 can be. We gladly accept contributions and encourage you to get involved!
 
-
-### Join us in chat
-
-Please direct your discussion to the correct room:
-
-- **Dev Chat:** [gitter.im/mholt/caddy](https://gitter.im/mholt/caddy) - to chat
-with other Caddy developers
-- **Support:**
-[gitter.im/caddyserver/support](https://gitter.im/caddyserver/support) - to give
-and get help
-- **General:**
-[gitter.im/caddyserver/general](https://gitter.im/caddyserver/general) - for
-anything about Web development
-
-
 ### Bug reports
 
-First, please [search this repository](https://github.com/mholt/caddy/search?q=&type=Issues&utf8=%E2%9C%93)
+First, please [search this repository](https://github.com/miekg/coredns/search?q=&type=Issues&utf8=%E2%9C%93)
 with a variety of keywords to ensure your bug is not already reported.
 
-If not, [open an issue](https://github.com/mholt/caddy/issues) and answer the
+If not, [open an issue](https://github.com/miekg/coredns/issues) and answer the
 questions so we can understand and reproduce the problematic behavior.
 
-The burden is on you to convince us that it is actually a bug in Caddy. This is
+The burden is on you to convince us that it is actually a bug in CoreDNS. This is
 easiest to do when you write clear, concise instructions so we can reproduce
 the behavior (even if it seems obvious). The more detailed and specific you are,
 the faster we will be able to help you. Check out
 [How to Report Bugs Effectively](http://www.chiark.greenend.org.uk/~sgtatham/bugs.html).
 
-Please be kind. :smile: Remember that Caddy comes at no cost to you, and you're
-getting free help. If we helped you, please consider
-[donating](https://caddyserver.com/donate) - it keeps us motivated!
+Please be kind. :smile: Remember that CoreDNS comes at no cost to you, and you're
+getting free help.
 
 
 ### Minor improvements and new tests
 
-Submit [pull requests](https://github.com/mholt/caddy/pulls) at any time. Make
+Submit [pull requests](https://github.com/miekg/coredns/pulls) at any time. Make
 sure to write tests to assert your change is working properly and is thoroughly
 covered.
 
 
 ### Proposals, suggestions, ideas, new features
 
-First, please [search](https://github.com/mholt/caddy/search?q=&type=Issues&utf8=%E2%9C%93)
+First, please [search](https://github.com/miekg/dns/search?q=&type=Issues&utf8=%E2%9C%93)
 with a variety of keywords to ensure your suggestion/proposal is new.
 
 If so, you may open either an issue or a pull request for discussion and
@@ -67,11 +51,10 @@ a lot of time.
 
 ### Vulnerabilities
 
-If you've found a vulnerability that is serious, please email me: Matthew dot 
-Holt at Gmail. If it's not a big deal, a pull request will probably be faster.
-
+If you've found a vulnerability that is serious, please email me: miek@miek.nl
+If it's not a big deal, a pull request will probably be faster.
 
 ## Thank you
 
-Thanks for your help! Caddy would not be what it is today without your
+Thanks for your help! CoreDNS would not be what it is today without your
 contributions.

ISSUE_TEMPLATE

-*If you are filing a bug report, please answer these questions. If your issue is not a bug report,
- you do not need to use this template. Either way, please consider donating if we've helped you.
- Thanks!*
-
-#### 1. What version of CoreDNS are you running (`coredns -version`)?
-
-
-#### 2. What are you trying to do?
-
-
-#### 3. What is your entire Corefile?
-```text
-(Put Corefile here)
-```
-
-#### 4. How did you run CoreDNS (give the full command and describe the execution environment)?
-
-
-#### 5. What did you expect to see?
-
-
-#### 6. What did you see instead (give full error messages and/or log)?