Merge pull request #24 from SlicingDice/feature/new-api-formats

Change client to match new api formats

Author: joaosimbiose

CHANGELOG.md

@@ -3,6 +3,9 @@
 ## [2.0.2]
 ### Updated
 - Correct data extraction validator to accept columns: all
+- Add support  for SQL queries on client
+- Adapt test queries to the changes on SlicingDice API
+- Change HTTP connection to be async
 
 ## [2.0.1]
 ### Updated

README.md

@@ -1,4 +1,4 @@
-# SlicingDice Official Java Client (v2.0.1)
+# SlicingDice Official Java Client (v2.0.2)
 ### Build Status: [![CircleCI](https://circleci.com/gh/SlicingDice/slicingdice-java.svg?style=svg)](https://circleci.com/gh/SlicingDice/slicingdice-java)
 
 Official Java client for [SlicingDice](http://www.slicingdice.com/), Data Warehouse and Analytics Database as a Service.  
@@ -20,24 +20,23 @@ Whether you want to test the client installation or simply check more examples o
 In order to import SlicingDice's client on your application, you'll need
 to setup the following dependencies:
 
-* [gson 2.3.2](https://github.com/google/gson)
-* [okhttp 3.2.0](http://square.github.io/okhttp/)
+* [json 20180130](https://github.com/stleary/JSON-java)
+* [async-http-client 2.4.2](https://github.com/AsyncHttpClient/async-http-client)
 
 
 In case you're using [Maven](https://maven.apache.org/) to manage packages,
  add this to your pom.xml:
 
 ```xml
 <dependency>
-    <groupid>com.google.code.gson</groupid>
-    <artifactid>gson</artifactid>
-    <version>2.3.1</version>
+    <groupId>org.asynchttpclient</groupId>
+    <artifactId>async-http-client</artifactId>
+    <version>2.4.2</version>
 </dependency>
-
 <dependency>
-    <groupid>com.squareup.okhttp3</groupid>
-    <artifactid>okhttp</artifactid>
-    <version>3.3.1</version>
+    <groupId>org.json</groupId>
+    <artifactId>json</artifactId>
+    <version>20180130</version>
 </dependency>
 ```
 

pom.xml

@@ -15,14 +15,14 @@
 
     <dependencies>
         <dependency>
-            <groupId>com.squareup.okhttp3</groupId>
-            <artifactId>okhttp</artifactId>
-            <version>3.6.0</version>
+            <groupId>org.asynchttpclient</groupId>
+            <artifactId>async-http-client</artifactId>
+            <version>2.4.2</version>
         </dependency>
         <dependency>
             <groupId>org.json</groupId>
             <artifactId>json</artifactId>
-            <version>20160212</version>
+            <version>20180130</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
@@ -52,8 +52,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.6.1</version>
                 <configuration>
-                    <source>1.7</source>
-                    <target>1.7</target>
+                    <source>1.8</source>
+                    <target>1.8</target>
                 </configuration>
             </plugin>
             <plugin>