update "fstream" to v0.1.22
update "glob" to v3.1.21
package: looser version number restrictions on deps
update "graceful-fs" to v1.2.0
update "minimatch" to v2.2.2
update "mkdirp" to v0.3.5
update "nopt" to v1.0.4
update "request" to v2.16.6
update "rimraf" to v2.1.4
update "semver" to v1.1.4
update "tar" to v0.1.17

Closes #221.