Change the directory structure to match our modules (#1451)

moshi-adapters/README.md

@@ -0,0 +1,37 @@
+Adapters
+===================
+
+Prebuilt Moshi `JsonAdapter`s for various things, such as `Rfc3339DateJsonAdapter` for parsing `java.util.Date`s
+
+To use, supply an instance of your desired converter when building your `Moshi` instance.
+
+```java
+Moshi moshi = new Moshi.Builder()
+    .add(Date.class, new Rfc3339DateJsonAdapter())
+    //etc
+    .build();
+```
+
+Download
+--------
+
+Download [the latest JAR][1] or grab via [Maven][2]:
+```xml
+<dependency>
+  <groupId>com.squareup.moshi</groupId>
+  <artifactId>moshi-adapters</artifactId>
+  <version>latest.version</version>
+</dependency>
+```
+or [Gradle][2]:
+```groovy
+implementation 'com.squareup.moshi:moshi-adapters:latest.version'
+```
+
+Snapshots of the development version are available in [Sonatype's `snapshots` repository][snap].
+
+
+
+ [1]: https://search.maven.org/remote_content?g=com.squareup.moshi&a=moshi-adapters&v=LATEST
+ [2]: http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22com.squareup.moshi%22%20a%3A%22moshi-adapters%22
+ [snap]: https://oss.sonatype.org/content/repositories/snapshots/com/squareup/moshi/moshi-adapters/