remove manager classes

The value added by these classes is minimal and lowers the flexibility
available to clients using them when it comes to packaging.

Rename recipe virtuals - obmc-phosphor seems redundant.
Align package virtual names with best practices (virtual-package).

Change-Id: I34c3cb03f6b1d2aaa734ed02078b388667f70917
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/conf/machine/include/sample.inc b/conf/machine/include/sample.inc
index c10e81b..272f838 100644
--- a/conf/machine/include/sample.inc
+++ b/conf/machine/include/sample.inc
@@ -22,11 +22,11 @@
         host-ipmid-fru \
         host-ipmid-tool \
        "
-PREFERRED_PROVIDER_virtual/obmc-phosphor-host-ipmi-hw = "host-ipmi-hw-example"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-chassis-mgmt = "obmc-phosphor-chassisd"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-event-mgmt = "obmc-phosphor-event"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-fan-mgmt = "obmc-phosphor-fand"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-flash-mgmt = "obmc-phosphor-flashd"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-sensor-mgmt = "obmc-phosphor-sensord"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-system-mgmt = "obmc-phosphor-sysd"
-PREFERRED_PROVIDER_virtual/obmc-phosphor-user-mgmt = "obmc-phosphor-user"
+PREFERRED_PROVIDER_virtual/obmc-host-ipmi-hw = "host-ipmi-hw-example"
+PREFERRED_PROVIDER_virtual/obmc-chassis-mgmt = "obmc-phosphor-chassisd"
+PREFERRED_PROVIDER_virtual/obmc-event-mgmt = "obmc-phosphor-event"
+PREFERRED_PROVIDER_virtual/obmc-fan-mgmt = "obmc-phosphor-fand"
+PREFERRED_PROVIDER_virtual/obmc-flash-mgmt = "obmc-phosphor-flashd"
+PREFERRED_PROVIDER_virtual/obmc-sensor-mgmt = "obmc-phosphor-sensord"
+PREFERRED_PROVIDER_virtual/obmc-system-mgmt = "obmc-phosphor-sysd"
+PREFERRED_PROVIDER_virtual/obmc-user-mgmt = "obmc-phosphor-user"