Fix foreach block for vcf ingest
Documentation cleanup and style improvements
Merge pull request #492 from massie/doc-cleanup

Documentation cleanup and style improvements
Merge pull request #494 from kyocum/fixVcfIngest

Fix foreach block for vcf ingest
[ADAM-473] Make RecordCondition and FieldCondition public

Fixes #473
Merge pull request #503 from laserson/ADAM-473

[ADAM-473] Make RecordCondition and FieldCondition public
[ADAM-489] Moved Spark and Hadoop to provided dependency.