feat!: replace dgeni/gulp with TypeDoc for README generation

Replace the legacy dgeni/gulp documentation pipeline with TypeDoc
and typedoc-plugin-markdown. Generates plugin README files with
extracted @Plugin() decorator metadata. Register custom JSDoc tags
used by plugin source files.

docs/plugins/contacts/README.md

@@ -0,0 +1,25 @@
+# Contacts
+
+```
+$ ionic cordova plugin add cordova-plugin-contacts
+$ npm install @awesome-cordova-plugins/contacts
+```
+
+## [Usage Documentation](https://danielsogl.gitbook.io/awesome-cordova-plugins/plugins/contacts/)
+
+Plugin Repo: [https://github.com/herdwatch-apps/cordova-plugin-contacts](https://github.com/herdwatch-apps/cordova-plugin-contacts)
+
+Access and manage Contacts on the device.
+
+## Supported platforms
+
+- Android
+- BlackBerry 10
+- Browser
+- Firefox OS
+- iOS
+- Ubuntu
+- Windows
+- Windows 8
+- Windows Phone
+