Minor fixes to README

Fixes #220

MOE_MIGRATED_REVID=196917092

README.md

diff --git a/README.md b/README.md
index 88a7859..5eb9e74 100644
--- a/README.md
+++ b/README.md
@@ -34,15 +34,15 @@
 repository.
 
 The plugin will be enabled by default. To disable it in the current project, go
-to "File→Settings...→google-java-format Settings" (or "IntelliJ
-IDEA→Preferences...→Other Settings→google-java-format Settings" on macOS) and
-uncheck the "Enable google-java-format" checkbox.
+to `File→Settings...→google-java-format Settings` (or `IntelliJ
+IDEA→Preferences...→Other Settings→google-java-format Settings` on macOS) and
+uncheck the `Enable google-java-format` checkbox.
 
-To disable it by default in new projects, use "File→Other Settings→Default
-Settings...".
+To disable it by default in new projects, use `File→Other Settings→Default
+Settings...`.
 
-When enabled, it will replace the normal "Reformat Code" action, which can be
-triggered from the "Code" menu or with the Ctrl-Alt-L (by default) keyboard
+When enabled, it will replace the normal `Reformat Code` action, which can be
+triggered from the `Code` menu or with the Ctrl-Alt-L (by default) keyboard
 shortcut.
 
 The import ordering is not handled by this plugin, unfortunately. To fix the
@@ -105,7 +105,9 @@
 
 ## Building from source
 
-    mvn install
+```
+mvn install
+```
 
 ## Contributing