Do not add the directory containing node executable

Adding the directory containing current node executable may lead to run
different executable than original PATH.
See #5876 for details
test lifecycle path modification
add new changelog

To be maintained by publisher, which for now is @othiym23 (THAT'S MEEE).
update changelog for npm@1.4.24
Remove unpublish step from make publish

Doesn't work that way any more anyway
Remove outdated docpublish make target
Add script to output 'v1.4-next' publish tag
Publish with --tag=v1.4-next
Add 'make tag' to tag current release as latest
doc: update version doc to include pre-* increment args
build: explicitly push to a branch
update changelog for npm@2.0.0-alpha.7
2.0.0-alpha.7
tweaks to changelog
you can now pass quoted args to run-script
fstream@1.0.2
lockfile@1.0.0
tar@1.0.1
test: fixes to work with Windows
remove repeating mkdir in cache/add-remote-tarball.js