Formation, Format, and Constiency

There should be a period after "Various release-X.Y branches exist for previous releases". It should read "Various release-X.Y branches exist for previous releases." This should keep the Branch Info listings consistent.

README.md

@@ -36,7 +36,7 @@ Branch Info
 
    * Releases are named after Van Halen songs.
    * The devel branch corresponds to the release actively under development.
-   * Various release-X.Y branches exist for previous releases
+   * Various release-X.Y branches exist for previous releases.
    * We'd love to have your contributions, read "CONTRIBUTING.md" for process notes.
 
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