Commit of provenance scripts for import of masterVarBeta CGI data to BigQuery.
Added provenance details for the calls table.
Some whitespace cleanup in the descriptions and removed local paths.
A few basic queries for the masterVar call data.
ti/tv ratio for PGP masterVar data
Allelic frequency query for BRCA1 variants in PGP.
A query to demonstrate that the allelic frequencies computed for PGP correspond to those from the 1,000 genomes project.
Naive GWAS queries for 1,000 genomes.
Corrected some counts and added some comments.
Added note about limited preview to allelic frequency query.
Updated tables names to reflect the world-readable location of the data.
Merge branch 'master' of github.com:googlegenomics/bigquery-examples
Merge branch 'cgi_variants'
First version of a Hardy-Weinberg equilibruim query.
Updated critical values and corrected result cutoff threshold for z-scores to return results from both tails.
Minor tweaks to column names and comments.
Added data story for the Hardy-Weinberg equilibrium test.

It shows that the BigQuery formulation of it returns the same results as those from vcftools.
Update 'alpha' to 'p-value'.