Merge branch 'maint'

* maint:
Small correction in reading of commit headers
Documentation: fix typo in git-remote.txt
Add test for blame corner cases.
blame: -C -C -C
blame: Notice a wholesale incorporation of an existing file.
Fix --boundary output
diff format documentation: describe raw combined diff format
Mention version 1.5.1 in tutorial and user-manual
Add --no-rebase option to git-svn dcommit
Fix markup in git-svn man page

diff --cc builtin-blame.c
Simple merge

diff --cc commit.c
Simple merge

diff --cc log-tree.c
Simple merge