sysfs: Integrate class into Physical and tests

Change-Id: I7d5ad19df5ef1258a4e669ea3243b7411f371d9c
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/Makefile.am b/Makefile.am
index 5683086..68921d2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,10 +3,12 @@
 phosphor_ledcontroller_SOURCES = \
 				controller.cpp  \
 				argument.cpp 	\
-				physical.cpp
+				physical.cpp \
+				sysfs.cpp
 
 phosphor_ledcontroller_LDFLAGS = $(SDBUSPLUS_LIBS) \
-                                 $(PHOSPHOR_DBUS_INTERFACES_LIBS)
+                                 $(PHOSPHOR_DBUS_INTERFACES_LIBS) \
+				 -lstdc++fs
 phosphor_ledcontroller_CFLAGS =  $(SDBUSPLUS_CFLAGS) \
                                  $(PHOSPHOR_DBUS_INTERFACES_CFLAGS)