Make the column list customizable by annotating the column list from script (preparation for crash-stats queries).
Example script which groups crash reports by (signature, graphicsvendor)
When a cell is not present in hbase, convert it to None.
Clarify error message for json.loads("")
Merge pull request #13 from bsmedberg/customcolumns

Allow scripts to specify which hbase columns they are expecting.
Add a full-table hbase scanner for FHR
Add an example to analyze Health Report data.
Fix conversion to byte[]
Rename pydoop->jydoop because there is already a pretty well-known project called pydoop.
Merge pull request #15 from bsmedberg/jydoop-rename

Rename pydoop->jydoop
Merge branch 'hbase_full_scan' with rename of pydoop->jydoop