Merge commit '82518ea6eeced74a6f8167be3197f1c5b082e138' as 'm4'
Squashed 'm4/' content from commit 2f21ac2

git-subtree-dir: m4
git-subtree-split: 2f21ac2716c90fb2010d4d0a117cece0bec2d6dd
Squashed 'libgphoto2_port/m4/' content from commit 2f21ac2

git-subtree-dir: libgphoto2_port/m4
git-subtree-split: 2f21ac2716c90fb2010d4d0a117cece0bec2d6dd
Merge commit 'dc8772a24997c7d150eab66f7ba08f54751a9eb6' as 'libgphoto2_port/m4'
gitignore: Add .gitignore files
Put gphoto-m4 into m4/ subdir (not m4m)

With git, the subversion deficiency forcing us
to use m4m/ in the past has disappeared.
Squashed 'm4/' changes from 2f21ac2..5d32f6c

5d32f6c Add URL_GPHOTO_GITHUB with gphoto github page

git-subtree-dir: m4
git-subtree-split: 5d32f6cd68a1f31b01aedc417f627b454b089599
Merge commit '9258ea654140478af2ce80896e837ffafa5cb09c'
doc files: refer to github and git repos