Convert the other 'Website' phabricator repos to git.

Only 'Website/Group/foo' are the branches of webapp that we don't want
to convert.  Others are separate repos, such as
Website/tools/route53-manager.

Auditors: alpert

Test Plan:
Ran
   ./update_phabricator_repositories.py -n /var/tmp/
and saw
   Adding 18 new repositories to phabricator
   Adding new repository Website/Smarthistory/stable: url=ssh://khanacademy.kilnhg.com/Website/Smarthistory/stable, callsign=GSS, vcs=git, destdir=/var/tmp/git/Website/Smarthistory/stable
   Adding new repository Website/analytics/stable: url=ssh://khanacademy.kilnhg.com/Website/analytics/stable, callsign=GAS, vcs=git, destdir=/var/tmp/git/Website/analytics/stable
   Adding new repository Website/curios/business-cards: url=ssh://khanacademy.kilnhg.com/Website/curios/business-cards, callsign=GCBC, vcs=git, destdir=/var/tmp/git/Website/curios/business-cards
   Adding new repository Website/curios/khanfont: url=ssh://khanacademy.kilnhg.com/Website/curios/khanfont, callsign=GCK, vcs=git, destdir=/var/tmp/git/Website/curios/khanfont
   Adding new repository Website/curios/lesshijack: url=ssh://khanacademy.kilnhg.com/Website/curios/lesshijack, callsign=GCL, vcs=git, destdir=/var/tmp/git/Website/curios/lesshijack
   Adding new repository Website/tools/athena-sketches: url=ssh://khanacademy.kilnhg.com/Website/tools/athena-sketches, callsign=GTAS, vcs=git, destdir=/var/tmp/git/Website/tools/athena-sketches
   Adding new repository Website/tools/hubot-scripts: url=ssh://khanacademy.kilnhg.com/Website/tools/hubot-scripts, callsign=GTHS, vcs=git, destdir=/var/tmp/git/Website/tools/hubot-scripts
   Adding new repository Website/tools/load-tester: url=ssh://khanacademy.kilnhg.com/Website/tools/load-tester, callsign=GTLT, vcs=git, destdir=/var/tmp/git/Website/tools/load-tester
   Adding new repository Website/tools/m3u8-undone: url=ssh://khanacademy.kilnhg.com/Website/tools/m3u8-undone, callsign=GTMU, vcs=git, destdir=/var/tmp/git/Website/tools/m3u8-undone
   Adding new repository Website/tools/naked-domain-redirect: url=ssh://khanacademy.kilnhg.com/Website/tools/naked-domain-redirect, callsign=GTNDR, vcs=git, destdir=/var/tmp/git/Website/tools/naked-domain-redirect
   Adding new repository Website/tools/powermode-badges: url=ssh://khanacademy.kilnhg.com/Website/tools/powermode-badges, callsign=GTPB, vcs=git, destdir=/var/tmp/git/Website/tools/powermode-badges
   Adding new repository Website/tools/route53-manager: url=ssh://khanacademy.kilnhg.com/Website/tools/route53-manager, callsign=GTRM, vcs=git, destdir=/var/tmp/git/Website/tools/route53-manager
   Adding new repository Website/tools/scripts: url=ssh://khanacademy.kilnhg.com/Website/tools/scripts, callsign=GTS, vcs=git, destdir=/var/tmp/git/Website/tools/scripts
   Adding new repository Website/tools/sketches: url=ssh://khanacademy.kilnhg.com/Website/tools/sketches, callsign=GTOSK, vcs=git, destdir=/var/tmp/git/Website/tools/sketches
   Adding new repository Website/tools/subway-icons: url=ssh://khanacademy.kilnhg.com/Website/tools/subway-icons, callsign=GTSI, vcs=git, destdir=/var/tmp/git/Website/tools/subway-icons
   Adding new repository Website/tools/teacher-community: url=ssh://khanacademy.kilnhg.com/Website/tools/teacher-community, callsign=GTTC, vcs=git, destdir=/var/tmp/git/Website/tools/teacher-community
   Adding new repository Website/tools/youtube-export: url=ssh://khanacademy.kilnhg.com/Website/tools/youtube-export, callsign=GTYE, vcs=git, destdir=/var/tmp/git/Website/tools/youtube-export
   Adding new repository Website/translations/webapp: url=ssh://khanacademy.kilnhg.com/Website/translations/webapp, callsign=GTW, vcs=git, destdir=/var/tmp/git/Website/translations/webapp