dalvik.vm updates

Uses the framework values for the dalvik vm heapsize.

Change-Id: Id5a1b8dbba7e04355f56fde837ba102aff1a8896
buzz.mk: add AAPT config values

Adds AAPT config values for the build to include only ldpi and mdpi.

Change-Id: Iea2b6e5986a2ae4890f0d44f5364f791a02488a9
init.buzz.rc: cleanup and re-organisation

Removes double entries in init.buzz.rc and moves some others a bit
around to more appropriate sections.

Change-Id: I6cda0bc4955a05ace9e37cfde54dd228f95947f2
.mk: add our own product rules

Copies the files from build/target/product/ to product/, removes
Gallery2 from generic_no_telephony.mk and includes only a subset of
languages (languages_small.mk), uncomment the respective line in
full_base.mk for a build including all languages, enlarging
system.img by ~20MB.

Excludes some fonts to from generic_no_telephony.mk.

Change-Id: I9023635ef073b289d51409a3aea5a90364931ae0