SensorSet: add underscore prefix to members

Add underscore prefix to members for SensorSet object.

Change-Id: Ibd6d5f2d18f3a730d847d09ffead3b752ef7dd4c
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/sensorset.hpp b/sensorset.hpp
index 8ad0d5a..7f6f3f9 100644
--- a/sensorset.hpp
+++ b/sensorset.hpp
@@ -48,7 +48,7 @@
      */
     container_t::const_iterator begin()
     {
-        return const_cast<const container_t&>(container).begin();
+        return const_cast<const container_t&>(_container).begin();
     }
 
     /**
@@ -58,7 +58,7 @@
      */
     container_t::const_iterator end()
     {
-        return const_cast<const container_t&>(container).end();
+        return const_cast<const container_t&>(_container).end();
     }
 
   private:
@@ -68,7 +68,7 @@
      *          key = pair("temp", "1")
      *          value = "input"
      */
-    container_t container;
+    container_t _container;
 };
 
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