Allow test cases to run for local environment

Update:
- Skipping certificate validation while executing test cases.
- Removed CertificateValidationTest file, as it is no longer required.

Author: bparmar-splunk

splunk/src/test/java/com/splunk/HttpCertificateValidationTest.java

@@ -19,6 +19,7 @@
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
+import org.junit.BeforeClass;
 
 import java.io.*;
 import java.net.InetSocketAddress;
@@ -90,6 +91,12 @@ public static Integer getJavaVersion() {
         return Integer.parseInt(version);
     }
 
+    @BeforeClass
+    public static void preClassLoadActions() {
+        // Bypass the certification validation here.
+        HttpService.setValidateCertificates(false);
+    }
+
     @Before
     public void setUp() throws Exception {
         // If using Charles Proxy for debugging, uncomment these lines.