Fix dependencies URL in README.md (#59)

Author: NotMyFault

README.md

@@ -12,7 +12,7 @@ This plugin provides [ionicons](https://ionic.io/ionicons), also known as "symbo
 
 Add the ionicons-api as dependency to your `pom.xml`:
 
-See the [plugin site](https://plugins.jenkins.io/ionicons-api/#dependencies) for a snippet.
+See the [plugin site](https://plugins.jenkins.io/ionicons-api/dependencies/) for a snippet.
 
 To use a symbol, reference the icon as following:
 
@@ -39,8 +39,8 @@ Preferably, use symbols containing `-outline`, if available, they fit the best i
 
 A list of all symbols is available on [the Ionicons website](https://ionic.io/ionicons).
 
-Custom icon additions are documented [here](docs/additions.md).
+Custom icon additions are documented [on GitHub](docs/additions.md).
 
-More information about symbols and themes in Jenkins can be found [here](https://weekly.ci.jenkins.io/design-library/Symbols/).
+More information about symbols and themes in Jenkins can be found on [weekly.ci.jenkins.io](https://weekly.ci.jenkins.io/design-library/Symbols/).
 
 If an icon is not theme-able, please raise an [issue](https://github.com/jenkinsci/ionicons-api-plugin/issues/new/choose).