Make use of entry_poins for creating the binary for the module (#10)
Fix the intendation nit
now that main() is a function, email/pw can't be globals
setup.py: update entry_points spec to be less stringy
Merge branch 'pr11'
tolerate restmail errors better

Sometimes restmail gives an empty response: when this happens, print an
error and let the user try again. This makes 'fxa-client repl' easier to
use, as it doesn't quit the program entirely.