Fix issues found by FindBugs: NM_METHOD_NAMING_CONVENTION

http://findbugs.sourceforge.net/bugDescriptions.html#NM_METHOD_NAMING_CONVENTION

Renamed methods:
AddToSuppressLLDPs -> addToSuppressLLDPs
RemoveFromSuppressLLDPs -> removeFromSuppressLLDPs

Change-Id: I2a5155433c0503c5efa067867392925ea461cbf4
diff --git a/src/main/java/net/floodlightcontroller/core/internal/Controller.java b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
index 74f0802..eb78c97 100644
--- a/src/main/java/net/floodlightcontroller/core/internal/Controller.java
+++ b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
@@ -1086,7 +1086,7 @@
             // and attempted to be written to the database before the port is in
             // the database. We now suppress link discovery on ports until we're
             // sure they're in the database.
-            linkDiscovery.AddToSuppressLLDPs(sw.getId(), port.getPortNumber());
+            linkDiscovery.addToSuppressLLDPs(sw.getId(), port.getPortNumber());
 
             sw.setPort(port);
             SwitchUpdate update = new SwitchUpdate(sw, port, SwitchUpdateType.PORTADDED);
@@ -1338,7 +1338,7 @@
         // the database. We now suppress link discovery on ports until we're
         // sure they're in the database.
         for (OFPhysicalPort port : sw.getPorts()) {
-            linkDiscovery.AddToSuppressLLDPs(sw.getId(), port.getPortNumber());
+            linkDiscovery.addToSuppressLLDPs(sw.getId(), port.getPortNumber());
         }
 
         // TODO: is it safe to modify the HashMap without holding