Don't immediately show spinner on login

Currently, the spinner is shown as soon as the username prompt is shown
for `npm login`/`npm adduser`.  This only stops the spinner until the
actual registry request is made.
fix cygwin encoding issue

make sure that npm script runs on cygwin platform even when installed in DOS encoding
cf. http://sourceware.org/ml/cygwin-announce/2009-07/msg00002.html (option 4a)
npm-registry-client@0.4.9
make new semver stop warning
Send npm version as 'version' header
npm-registry-client@0.4.10
npm-user-validate@0.1.0
npm-registry-client@0.4.11
Correct complexity numbering in npm-faq

Number the complexity hurdles in the "renaming node_modules" section using natural numbers (1, 2, 3, 4) instead of Fibonacci Sequence numbers (1, 2, 3, 5).
npmconf@1.0.0, Refactor config/uid/prefix loading process

Closes #4751
npm-registry-client@0.4.12
Add project .npmrc file

Moving away from publishConfig, towards per-project config.

This means I can stop typing '--save-prefix=~' every time I install
a dependency in npm!  Hooray!
fix test/tap/install-save-prefix.js
explore: no spinner
npm-registry-client@1.0.0

Scope all cache files under the registry hostname, using the
npm-cache-filename module.

TODO: also store tarball files in the same spots, so that two
files from different registries don't clobber one another.
cache: Remove unnecessary exports
Move npm-cache-filename to top level dep
addRemoteTarball: Pass data, not name/ver
addLocalTarball: Use pkgData instead of name/version
addLocal: Pass pkgData instead of name