[COOK-4355] - Fix support for SQL server by using the right registry path

Signed-off-by: Sean OMeara <someara@opscode.com>
Version bump to 2.2.0
Publish 2.2.0 Changelog
Version bump to 2.2.1 (for development)
Merge branch 'master' of github.com:opscode-cookbooks/sql_server

# By Sean OMeara (3) and Alessandro Grassi (1)
# Via Sean OMeara
* 'master' of github.com:opscode-cookbooks/sql_server:
  Version bump to 2.2.1 (for development)
  Publish 2.2.0 Changelog
  Version bump to 2.2.0
  [COOK-4355] - Fix support for SQL server by using the right registry path

Conflicts:
	recipes/server.rb