CORD-1081 cord's build.gradle will call platform-install's build.gradle

Change-Id: I830b99a4d756d786ea78a699285ca84af0348b0e
diff --git a/build.gradle b/build.gradle
index 140b90f..b675cdc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -34,6 +34,7 @@
 evaluationDependsOn(':maas')
 evaluationDependsOn(':onos-apps')
 evaluationDependsOn(':orchestration:xos')
+evaluationDependsOn(':platform-install')
 
 allprojects {
     apply plugin: 'base'
@@ -300,6 +301,8 @@
 
 project(':orchestration:xos').buildImages.dependsOn rootProject."tagxosproject/xos-base"
 
+project(':platform-install').buildImages.dependsOn project(':orchestration:xos').buildImages
+
 task PIdeployPlatform {
      dependsOn CopyCord
      dependsOn ChownCord