Restoring the latest version in NPM, since now the latest version is 7.0.x.
Restoring the latest version in NPM, since now the latest version is 7.0.x.

Signed-off-by: Simone Bordet <1b808347a4282b7224660588832cfd5331220839@gmail.com>

cometd/cometd,cometd/cometd,cometd/cometd,cometd/cometd