Merge change 2184 into donut

* changes:
  cleanspec.mk: Clean anroid.location intermediates to deal with ILocationCollector removal.
tree: ff168db04128dc059b8d78741f69c37ac1728d3c
  1. core/
  2. libs/
  3. target/
  4. tools/
  5. buildspec.mk.default
  6. cleanspec.mk
  7. envsetup.sh