Remove unused tasks and replace used with prebuilt tasks

FLPATH-291 https://issues.redhat.com/browse/FLPATH-291

Signed-off-by: Yaron Dayagi <ydayagi@redhat.com>

workflow-examples/run_examples.sh

@@ -202,6 +202,10 @@ run_simple_flow() {
                   {
                     "key": "url",
                     "value": "http://localhost:8080/actuator/health"
+                  },
+                  {
+                    "key": "method",
+                    "value": "get"
                   }
               ]
           },

workflow-examples/src/main/java/com/redhat/parodos/examples/simple/SimpleWorkFlowConfiguration.java

@@ -18,7 +18,7 @@
 import java.util.concurrent.Executors;
 
 import com.redhat.parodos.examples.simple.task.LoggingWorkFlowTask;
-import com.redhat.parodos.examples.simple.task.RestAPIWorkFlowTask;
+import com.redhat.parodos.tasks.rest.RestWorkFlowTask;
 import com.redhat.parodos.workflow.annotation.Infrastructure;
 import com.redhat.parodos.workflow.annotation.WorkFlowProperties;
 import com.redhat.parodos.workflow.consts.WorkFlowConstants;
@@ -45,8 +45,8 @@ public class SimpleWorkFlowConfiguration {
 
 	// START Sequential Example (WorkflowTasks and Workflow Definitions)
 	@Bean
-	RestAPIWorkFlowTask restCallTask() {
-		return new RestAPIWorkFlowTask();
+	RestWorkFlowTask restCallTask() {
+		return new RestWorkFlowTask();
 	}
 
 	@Bean
@@ -57,7 +57,7 @@ LoggingWorkFlowTask loggingTask() {
 	@Bean(name = "simpleSequentialWorkFlow" + WorkFlowConstants.INFRASTRUCTURE_WORKFLOW)
 	@Infrastructure
 	@WorkFlowProperties(version = "${git.commit.id}")
-	WorkFlow simpleSequentialWorkFlowTask(@Qualifier("restCallTask") RestAPIWorkFlowTask restCallTask,
+	WorkFlow simpleSequentialWorkFlowTask(@Qualifier("restCallTask") RestWorkFlowTask restCallTask,
 			@Qualifier("loggingTask") LoggingWorkFlowTask loggingTask) {
 		// @formatter:off
 		return SequentialFlow