Update stages

Jenkinsfile

@@ -2,17 +2,22 @@
 
 parallel 'centos7': {
     node('centos7') {
-	stage "Checkout Centos 7"
-        checkout scm
+    	stage('Checkout Centos 7') {
+            checkout scm
+        }
 
-	stage "Build Centos 7"
-        sh 'make -f make-linux.mk'
+	    stage('Build Centos 7') {
+            sh 'make -f make-linux.mk'
+        }
     }
 }, 'android-ndk': {
     node('android-ndk') {
-	stage "Checkout Android NDK"
-        checkout scm
-	stage "Build Android NDK"
-        sh '/android/android-ndk-r13/ndk-build -C $WORKSPACE/java ZT1=$WORKSPACE'
+	    stage('Checkout Android NDK') {
+            checkout scm
+        }
+	
+        stage "Build Android NDK" { 
+            sh '/android/android-ndk-r13/ndk-build -C $WORKSPACE/java ZT1=$WORKSPACE'
+        }
     }
 }