cm: cleanup

- remove SpareParts: it's disabled and broken, the options it provides
  are either useless/broken or available in development settings

- remove modelid_cfg.sh: no devices are using this any more

- remove opticharger: it's not used any more

Change-Id: I68c86b2407486c4b40998288cf1f70b7cb8170f4
diff --git a/config/common.mk b/config/common.mk
index 9ff96a1..dc1d327 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -95,10 +95,7 @@
     vendor/cm/prebuilt/common/bin/compcache:system/bin/compcache \
     vendor/cm/prebuilt/common/bin/handle_compcache:system/bin/handle_compcache
 
-# Nam configuration script
-PRODUCT_COPY_FILES += \
-    vendor/cm/prebuilt/common/bin/modelid_cfg.sh:system/bin/modelid_cfg.sh
-
+# Terminal Emulator
 PRODUCT_COPY_FILES +=  \
     vendor/cm/proprietary/Term.apk:system/app/Term.apk \
     vendor/cm/proprietary/lib/armeabi/libjackpal-androidterm4.so:system/lib/libjackpal-androidterm4.so
@@ -128,7 +125,6 @@
     Camera \
     Development \
     LatinIME \
-    SpareParts \
     Superuser \
     su