documentation for http basic authentication method for repositories
add no-dev option to licenses command
return false if local file path does not exist in GitDriver and HgDriver
Update 00-intro.md
Add test case for removing unused dependencies on whitelisted update
Add test to verify that depency packages get deleted when no longer in lock file
Add HHVM support in UA header
CS fixes
Fix test on windows
Update changelog for alpha9, fixes #3029
Fix parsing stability suffixes in multi constraints, fixes #1732
Spaces are now equivalent to comma in constraints and mean AND
Add more tests and validate that there is only one comma
Add support for capital X in 3.X and || for OR
Add support for hyphen ranges
Add support for caret (^) operator
Allow and ignore semver build metadata, fixes #2422
Merge pull request #2596 from Seldaek/spaceyAND

SemVer 2.0 and npm semver support
Use better semver ranges for 0.x versions, fixes #3518
Update ranges for 0.N versions, refs #3518