Add stub of main script.
Add base url parameter defaults for building base boilerplate.
Add more options to optstring and define flags for options passed in.
Add remaining options to optstring and add parameterized responses to
them.
Add default project name and default project user.

For now, using the current system user ($USER) as the default project
dev.
Start building base curl URL from parameters.
Add parameters to URL string.
Add basic metadata about the script.
Add rest of parameters to config URL.
Stub out basic curl and file operations for .zip download.
Add variable version of http auth user.
Add simple error handling and exit for the curl part of things.
Add default and variable option for file download directory.
Add ability to set parameters via a configuration file.
Add dist/default version of configuration file for documentation
purposes.
Fix typo in Nerdery username error message.