fix link into book
authorRalf Jung <post@ralfj.de>
Mon, 13 Jun 2016 18:45:38 +0000 (20:45 +0200)
committerRalf Jung <post@ralfj.de>
Mon, 13 Jun 2016 18:45:38 +0000 (20:45 +0200)
commitfb0c404837b2356067489ef5643ff6bc6e99b9ac
treefa5785686cb1bf4ec80065d3200d3ee3543a3781
parenta8d4349a7d6be8d9e09b9af29b481e0c6abb54f1
fix link into book
src/main.rs