Added the missing link to the doc GitHub repo (#93)

Signed-off-by: Hofi <hofione@gmail.com>

Author: mrgarris0n

_config.yml

@@ -15,7 +15,7 @@ skin_switchable: true
 disable_disk_cache: true
 
 # NOTE: For proper working of liquid `absolute_url` this must be provided (otherwise construct using it e.g. sitemap plugin, will not work properly)
-#       For local builds you can use the `jekyll serve --host` param to verride
+#       For local builds you can use the `jekyll serve --host` param to override
 url: https://syslog-ng.github.io
 
 # If you’re publishing on GitHub Pages you should update only your _config.yml as GitHub Pages doesn’t load plugins via Bundler.

doc/_doc-guide/README.md

@@ -7,7 +7,7 @@ id: doc-guide
 ## How to contribute to the documentation
 
  1. If you do not already have a GitHub account, create one.
- 2. Fork the repository on GitHub (preferably, from the master branch)
+ 2. [[Fork the repository on GitHub|gh-syslog-ng-doc]] (preferably, from the master branch)
  3. Create a branch that will store your contribution, for example, `git checkout -b my-typo-fixes`
  4. Find the part of the source that you want to modify. The easiest thing is to search for a specific text using grep, regexxer, or a similar tool.
  5. If you modify a file in the `_includes/doc/` directory, it is probably included to multiple parts of the documentation. Make sure that your changes make sense in each context.