unit test for the replication count fix
installing the google api client to talk to GCE
installing oauth2client, needed to authenticate GCE clients
added gce_agent to talk to Google Compute Engine, and added ability for it to parse command-line arguments given to it
added code to see if images exist in GCE
added check to make sure that firewall doesn't exist in GCE before creating it
Failing unit test added
Fix for upload of app.tar.gz file that contains hidden files in the top level of the archive
added code to create networks and firewalls in GCE
comments addressed
added ability to start instances and query them in GCE
added describe instances implementation for GCE, and finished initial run instances implementation
clarified how to use force flag in AppScalefile
Merge pull request #231 from shatterednirvana/better-error-message-for-force

clarified how to use force flag in AppScalefile
comments addressed
Merge branch 'testing' of github.com:AppScale/appscale-tools into fix-replication-count
comments addressed
Merge pull request #225 from briandrawert/fix-replication-count

unit test for the replication count fix
Merge pull request #230 from briandrawert/fix-tgz-app-upload-with-dot-file

Fix tgz app upload with hidden files
Merge pull request #11 from AppScale/testing

sync with main branch