Added a slew of package.html javadocs.
diff --git a/net/api/src/main/java/org/onlab/onos/net/device/DeviceProviderService.java b/net/api/src/main/java/org/onlab/onos/net/device/DeviceProviderService.java
index 40ffc3e..930015f 100644
--- a/net/api/src/main/java/org/onlab/onos/net/device/DeviceProviderService.java
+++ b/net/api/src/main/java/org/onlab/onos/net/device/DeviceProviderService.java
@@ -1,7 +1,7 @@
 package org.onlab.onos.net.device;
 
 import org.onlab.onos.net.MastershipRole;
-import org.onlab.onos.provider.ProviderService;
+import org.onlab.onos.net.provider.ProviderService;
 
 import java.util.List;