Add android error handling

Author: wkh237

src/android/src/main/java/com/RNFetchBlob/RNFetchBlobBody.java

@@ -179,9 +179,14 @@ private void writeOctetData(BufferedSink sink) throws IOException {
                 }
             }
         } else {
-            byte[] bytes = Base64.decode(rawBody, 0);
-            contentLength = bytes.length;
-            requestStream = new ByteArrayInputStream(bytes);
+            try {
+                byte[] bytes = Base64.decode(rawBody, 0);
+                contentLength = bytes.length;
+                requestStream = new ByteArrayInputStream(bytes);
+            } catch(Exception ex) {
+
+                Log.e("error", ex.getLocalizedMessage());
+            }
         }
         if(requestStream != null)
             pipeStreamToSink(requestStream, sink);

src/android/src/main/java/com/RNFetchBlob/RNFetchBlobConfig.java

@@ -18,7 +18,7 @@ public class RNFetchBlobConfig {
     public String key;
     public String mime;
     public Boolean auto;
-    public long timeout = -1;
+    public long timeout = 60000;
     public ReadableArray binaryContentTypes = null;
 
     RNFetchBlobConfig(ReadableMap options) {

src/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java

@@ -451,6 +451,7 @@ private void done(Response resp) {
                 break;
         }
         removeTaskInfo();
+        resp.close();
     }
 
     /**