Remove Apache Staging repo and update README
Remove trailing comma
Merge pull request #15 from shivaram/master

Remove Apache Staging repo and update README
Add linear_solver_mnist to examples/.
Merge pull request #20 from concretevitamin/digit-ex

Add linear_solver_mnist to examples/.
Add support for passing Spark environment vars
This change creates a new `createSparkContext` method in RRDD as we can't pass
Map<String, String> through rJava. Also use SPARK_MEM in local mode to increase
heap size and update the README with some examples.
Use `$` for calling `put` instead of .jrcall
Merge pull request #22 from shivaram/master

Add support for passing Spark environment vars
Fixes for using SparkR with Hadoop2.
1. Exclude ASM, Netty from Hadoop similar to Spark.
2. Concat services files to ensure HDFS filesystems work.
3. Update README with an example
Merge pull request #23 from shivaram/master

Fixes for using SparkR with Hadoop2.
Merge branch 'master' into pipelined

Conflicts:
	pkg/R/sparkR.R