Upgraded spark version to 1.0.2
Upgraded spark version to 1.0.2
Merge branch 'master' into spark_pca_example
Merge branch 'master' into spark_pca_example
Merge branch 'master' into spark_pca_example
Merge branch 'master' into spark_pca_example
Added PCA first cut
Fixed pca bugs still validating some data
Merged from upstream master
Simplified commit
Merge pull request #10 from elmer-garduno/spark_pca_example

Spark pca example
Added spark PCA example
Fixed default parameter values for maxResults
Addressed comments on PCA code
Merge pull request #11 from elmer-garduno/spark_pca_example

Spark pca example
Reduced emited values bi half and centered the matrix.
Update scala version to prevent errors with SBT.
Fixed imports
Updates per recent variants api changes.
Merge pull request #15 from googlegenomics/api-updates

Updates per recent variants api changes.