Checked for references to DBRootStorageType, made a couple changes

I suspect are necessary to make failover work.

oam/oamcpp/liboamcpp.cpp

@@ -10769,6 +10769,10 @@ void Oam::mountDBRoot(dbrootList dbrootConfigList, bool mount)
     }
     catch (...) {}
 
+    // nothing to do here
+    if (DBRootStorageType == "storagemanager")
+        return;
+    
     string DataRedundancyConfig = "n";
 
     try

procmgr/main.cpp

@@ -1898,6 +1898,7 @@ void pingDeviceThread()
                                         {
                                             DBRootConfigList::iterator pt = dbrootConfigList.begin();
 
+                                            // StorageManager: Need to do this for storagemanager as well?  What's it doing?
                                             if (( DBRootStorageType == "DataRedundancy") && (*pt == 1))
                                             {
                                                 log.writeLog(__LINE__, "stopModule, " + config.moduleName(), LOG_TYPE_DEBUG);

procmon/processmonitor.cpp

@@ -6100,7 +6100,7 @@ void ProcessMonitor::unmountExtraDBroots()
     {
         oam.getSystemConfig("DBRootStorageType", DBRootStorageType);
 
-        if ( DBRootStorageType == "hdfs" ||
+        if ( DBRootStorageType == "hdfs" || DBRootStorageType == "storagemanager" ||
                 ( DBRootStorageType == "internal" && DataRedundancyConfig == "n") )
             return;
     }