Update Readme.md install.sh url

Update the `Fancy Install URL` with www to avoid potential
confusion when attempting to download directly with clients
that won't follow redirects
read-package-json@1.1.8
init-package-json@0.0.15
node-gyp@0.13
npm-registry-client@0.4.5
npm-registry-mock@0.5

0.6 doesn't work for all the tests
documentation fix regarding the publish/unpublish changes.
v1.4.5
read-installed@2.0.1
v1.4.6
makefile: remove the tag on publish thing

Hasn't been needed, or used at all by anyone, for a VERY long time.

Also, 'npm i npm@1.4' will already get the latest 1.4.x, so I'm not
entirely sure what this was *ever* needed for.
read-installed@2.0.2

Don't mark peerDeps as extraneous
Add a peerDependencies section in package.json doc

Fixes #4739.
fix link in faq
Add a test for npm-shrinkwrap crashes with empty dependencies
Don't crash if shrinkwrap-dependencies were not passed in pkginfo

This prevents npm from crashing on shrinkwrap if a `package.json`
has no dependencies defined.
npm-registry-mock@0.6.3
cache: don't repack unnecessarily from tmp
cache: Always fetch root doc

Hitting CDN and fs caches is always way faster, even if it does mean
downloading more bytes on a cache miss.
test: test that cache loading doesn't mangle shasum