Use null as plugin name for plugins with no <name>

Apparently some plugins don't have a <name> tag. Check for this and use
set the name to null for them in PluginInfo.
CB-6586: removed dev from version for npm publish
ran npm-shrinkwrap
moved osenv module to dev from devdependencies
had to update version to republish on npm
updated npm shrinkwrap
windows8.1, wp8.1 prototype functionality
removes logic to manully ref www content
removes wp7 code + minor clean up
plugman bugfixing
[plugman] Adds support for windows8 plugins to unified projects
[cordova] fixes path error in windows_parser