Update bindings to include newer APIs (#250)

- c, cpp
- csharp
- ffi
- go
- Java
- Python
- WASM

`arc` feature is turned on for all bindings
Use pretty string instead of colored string.

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

bindings/java/Test.java

@@ -6,15 +6,31 @@ import com.microsoft.regorus.Engine;
 public class Test {
     public static void main(String[] args) {
         try (Engine engine = new Engine()) {
-            engine.addPolicy(
+            String pkg = engine.addPolicy(
                 "hello.rego",
-                "package test\nmessage = concat(\", \", [input.message, data.message])"
+                "package test\nx=1\nmessage = concat(\", \", [input.message, data.message])"
             );
+	    System.out.println("Loaded package " + pkg);
+
+	    
             engine.addDataJson("{\"message\":\"World!\"}");
             engine.setInputJson("{\"message\":\"Hello\"}");
-            String resJson = engine.evalQuery("data.test.message");
 
+	    // Evaluate query.
+	    String resJson = engine.evalQuery("data.test.message");
             System.out.println(resJson);
+
+	    // Enable coverage.
+	    engine.setEnableCoverage(true);
+
+	    // Evaluate rule.
+	    String valueJson = engine.evalRule("data.test.message");
+            System.out.println(valueJson);
+
+	    String coverageJson = engine.getCoverageReport();
+	    System.out.println(coverageJson);
+
+	    System.out.println(engine.getCoverageReportPretty());
         }
     }
 }