Merge remote-tracking branch 'apache/master' into SPARK-7314

Author: mengxr

.rat-excludes

@@ -15,6 +15,7 @@ TAGS
 RELEASE
 control
 docs
+docker.properties.template
 fairscheduler.xml.template
 spark-defaults.conf.template
 log4j.properties
@@ -29,6 +30,9 @@ spark-env.sh.template
 log4j-defaults.properties
 bootstrap-tooltip.js
 jquery-1.11.1.min.js
+d3.min.js
+dagre-d3.min.js
+graphlib-dot.min.js
 sorttable.js
 vis.min.js
 vis.min.css

R/pkg/R/DataFrame.R

@@ -167,7 +167,7 @@ setMethod("isLocal",
 setMethod("showDF",
           signature(x = "DataFrame"),
           function(x, numRows = 20) {
-            cat(callJMethod(x@sdf, "showString", numToInt(numRows)), "\n")
+            callJMethod(x@sdf, "showString", numToInt(numRows))
           })
 
 #' show

R/pkg/inst/tests/test_sparkSQL.R

@@ -641,7 +641,7 @@ test_that("toJSON() returns an RDD of the correct values", {
 
 test_that("showDF()", {
   df <- jsonFile(sqlCtx, jsonPath)
-  expect_output(showDF(df), "age  name   \nnull Michael\n30   Andy   \n19   Justin ")
+  expect_output(showDF(df), "+----+-------+\n| age|   name|\n+----+-------+\n|null|Michael|\n|  30|   Andy|\n|  19| Justin|\n+----+-------+\n")
 })
 
 test_that("isLocal()", {

conf/docker.properties.template

@@ -0,0 +1,3 @@
+spark.mesos.executor.docker.image: <image built from `../docker/spark-mesos/Dockerfile`>
+spark.mesos.executor.docker.volumes: /usr/local/lib:/host/usr/local/lib:ro
+spark.mesos.executor.home: /opt/spark