style: function names should be lower camel

Fix function names to be lower camel.

Change-Id: I145e1f4c03d7740bc1525dcffbdce2f78fd61075
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/sensors/builderconfig.hpp b/sensors/builderconfig.hpp
index 649ca70..da5306f 100644
--- a/sensors/builderconfig.hpp
+++ b/sensors/builderconfig.hpp
@@ -8,4 +8,4 @@
  * Given a configuration file, parsable by libconfig++, parse it and then pass
  * the information onto BuildSensors.
  */
-SensorManager BuildSensorsFromConfig(const std::string& path);
+SensorManager buildSensorsFromConfig(const std::string& path);