The init command uses an interactive prompting process to help the
user get a basic website configured.
The --import-projects option will automatically search for and import
any Git repositories which are discovered within gerrit.basePath.
Bug: issue 323
Bug: issue 330
Change-Id: I3d6e8f9f5fea8bfc78f6dfb1fc8f284bebfba670
Signed-off-by: Shawn O. Pearce <sop@google.com>