Document package=module expectation
Use the module name for tarball installation, if specified, with a test.

Fixes #48
s/module/package/
s/app_name/module_name/g
Merge branch 'master' into support-package-module-mismatch
Ignore .noseids
Add alternate requirements option
Update readme
Merge pull request #56 from michaeljoseph/specify-requirements

Specify an alternate requirements file
Use the default
Merge pull request #57 from michaeljoseph/fix-default-version-handling

Use the default
s/module/package
Merge pull request #48 from michaeljoseph/support-package-module-mismatch

Doesn't work well when package name doesn't match module name