Update package version

ScriptableRenderPipeline/Core/package.json

 {
     "name": "com.unity.render-pipelines.core",
     "description": "Core library for Unity render pipelines.",
-    "version": "1.1.5-preview",
+    "version": "1.1.6-preview",
     "unity": "2018.1",
     "dependencies": {
         "com.unity.postprocessing": "2.0.5-preview"

ScriptableRenderPipeline/HDRenderPipeline/package.json

 {
     "name": "com.unity.render-pipelines.high-definition",
     "description": "HD Render Pipeline for Unity.",
-    "version": "1.1.5-preview",
+    "version": "1.1.6-preview",
-        "com.unity.render-pipelines.core": "1.1.5-preview"
+        "com.unity.render-pipelines.core": "1.1.6-preview"
     }
 }

ScriptableRenderPipeline/LightweightPipeline/package.json

     "dependencies": {
         "com.unity.shadergraph": "1.1.4-preview",
         "com.unity.postprocessing": "2.0.5-preview",
-        "com.unity.render-pipelines.core": "1.1.5-preview"
+        "com.unity.render-pipelines.core": "1.1.6-preview"
-    "version": "1.1.5-preview",
+    "version": "1.1.6-preview",
     "unity": "2018.1"
 }

ScriptableRenderPipeline/master-package.json

 {
-    "version": "1.1.5-preview",
+    "version": "1.1.6-preview",
     "unity": "2018.1",
     "dependencies": {
         "com.unity.postprocessing": "2.0.5-preview"