Improve Readcount test
remove version 0.2 exception which is no longer true
Make required parameters required.
Refactor out validate and command methods
Test expected command strings for all versions
Redirect error logs to /dev/null for versions previous to -w option
Use keys of the expected hash
Use Genome::Sys for validation. use_version already has a default.
Merge pull request #134 from gsanders/readcount_error_flood

Readcount error flood