[802] Add it to the makefile

src/lib/python/isc/bind10/Makefile.am

@@ -1,4 +1,5 @@
 SUBDIRS = . tests
 
-python_PYTHON = __init__.py sockcreator.py component.py special_component.py
+python_PYTHON = __init__.py sockcreator.py component.py special_component.py \
+		socket_cache.py
 pythondir = $(pyexecdir)/isc/bind10