Update ObservableHttp.java

Removed pesty dangling </p>

Author: headinthebox

rxjava-contrib/rxjava-apache-http/src/main/java/rx/apache/http/ObservableHttp.java

@@ -112,7 +112,7 @@ public static ObservableHttp<ObservableHttpResponse> createGet(String uri, final
      * <p>
      * A client can be retrieved like this:
      * <p>
-     * <pre> {@code      CloseableHttpAsyncClient httpclient = HttpAsyncClients.createDefault(); } </pre> </p>
+     * <pre> {@code      CloseableHttpAsyncClient httpclient = HttpAsyncClients.createDefault(); } </pre> 
      * <p>
      * A client with custom configurations can be created like this:
      * </p>