Upgrade google-java-format to 1.7

This new version has the nice feature of putting multiple chained method
calls before a .stream() on a single line. The diff is a bit large but
it's removing a lot of newlines which is nice.

Change-Id: I260b620aa6a1bc77b06be9672a1f281ab0d0d0f8
diff --git a/Documentation/dev-eclipse.txt b/Documentation/dev-eclipse.txt
index 39fa333..810a0ba 100644
--- a/Documentation/dev-eclipse.txt
+++ b/Documentation/dev-eclipse.txt
@@ -47,7 +47,7 @@
 
 To format source code, Gerrit uses the
 link:https://github.com/google/google-java-format[`google-java-format`]
-tool (version 1.3), which automatically formats code to follow the
+tool (version 1.7), which automatically formats code to follow the
 style guide. See link:dev-contributing.html#style[Code Style] for the
 instruction how to set up command line tool that uses this formatter.
 The Eclipse plugin is provided that allows to format with the same