Clarify that there is an option other than OAuth for Phabricator and

offer up my email to the spam lords for it. Hopefully this will
eventually be more automatic, but we don't want people to think there is
only one option.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166870 91177308-0d34-0410-b5e6-96231b3b80d8

docs/Phabricator.rst

@@ -12,10 +12,16 @@ you can now submit your patches for Clang and LLVM at
 Sign up
 -------
 
-Sign up with one of the supported OAuth account types. If
-you use your Subversion user name as Phabricator user name,
-Phabricator will automatically connect your submits to your
-Phabricator user in the `Code Repository Browser`_.
+There are two options to get an account on Phabricator. You can sign up
+immediately with one of the supported OAuth account types if you're comfortable
+with OAuth, but you can also email [email protected] to request an account to
+be created manually without using OAuth. We're working to get support in
+Phabricator to directly create new accounts, but currently this is a manual
+process.
+
+Note that if you use your Subversion user name as Phabricator user name,
+Phabricator will automatically connect your submits to your Phabricator user in
+the `Code Repository Browser`_.
 
 
 Requesting a review via the command line