cosmetic issue in log message : v0.1.2.3 versus 0.2.3.4

The following 2 subsequent log messages let me wonder, why there's a "v" in one, but not in the other (or why is there)

Mar 19 21:18:25.000 [notice] Tor 0.2.6.5-rc (git-e0b77cd3194d705f) opening log file.                                                                                                    
Mar 19 21:18:25.258 [notice] Tor v0.2.6.5-rc (git-e0b77cd3194d705f) running on Linux with Libevent 2.0.22-stable, OpenSSL 1.0.1l and Zlib 1.2.8.

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