add issue numbers to release notes for 0.6.4
remove unittest2 and unicodecsv from build scripts
csv._iter computes projections properly
Use utf-8 as default csv encoding
refactor csv._iter
add pandas_dtype util functions
clean up ugly functional code
add docstrings, remove old functions
pull discover_csv off to separate function
Pass usecols to into CSV
Change test to use pandas_read_csv
Account for usecols == None and do not repeat names
Get the measure as it might be DataShape which has not dict attr
Remove unnamed schema
Merge remote-tracking branch 'cpcloud/mrocklin-csv-pandas-fixes' into csv-pandas-fixes
work on py26
minor fixes around csv -> pandas
Merge remote-tracking branch 'mrocklin/csv-pandas-fixes' into mrocklin-csv-pandas-fixes
csv no longer pessimistic about option types
Merge remote-tracking branch 'mrocklin/csv-pandas-fixes' into mrocklin-csv-pandas-fixes