Fixes hpcc-systems/LN/#367 Fix -machines option to ignore mysql and ldap server
Fixes hpcc-systems/LN/#367 Fix -machines option to ignore mysql and ldap server

-machines option now ignores nodes that have only mysql and/or ldap server defined on them. If the node, in addition to mysql and/or ldapserver, has any hpcc components defined on them, it is returned.

Signed-off-by: Sridhar Meda <4c7fcba0a8a1e8d26ffef9db12f8e0218c968927@lexisnexis.com>

afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform