Merge changes Iecfa6cb6,I34f314a0,I9f85172e,I8e2e61be,Iddfbe12e,Ie2e088ec,I1aa3268f into jb-mr2-dev

* changes:
  Update NetworkConnect sample to use Gradle for build
  Update BasicNetworkSample to use Gradle for build
  Move BasicSyncAdapter to "connectivity"
  Code sample: connect to network, fetch raw HTML
  Sample app: basic network connection
  Rename "Multitouch" directory to "multitouch"
  Add Android dependency to actionbarcompat samples