Make debian init work when called quickly.

We use the start-stop-daemon pid creation mechanism in addition the intrinsic built into docker.  This means the pid file is guaranteed to be written out by the time the script exits.

See #6184.

Docker-DCO-1.1-Signed-off-by: Joe Beda <joe.github@bedafamily.com> (github: jbeda)
move the man pages to the docs/ dir

Docker-DCO-1.1-Signed-off-by: SvenDowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Update dockervolumes.md

Docker-DCO-1.1-Signed-off-by: Hyeongkyu Lee <hyeongkyu.lee@navercorp.com> (github: leeplay)
return 304 is status isn't modified in start and stop

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Fix search integration-cli test

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Merge pull request #6629 from SvenDowideit/move-man-pages-to-docs

move the man pages to the docs/ dir
Merge pull request #6654 from vieux/fix_test_search

Fix search integration-cli test
Remove viewport tag to fix iPhone scaling
Document the pause and unpause commands available on API v1.12 onwards

Docker-DCO-1.1-Signed-off-by: Abel Muiño <amuino@gmail.com> (github: amuino)
Add mutex warning when specifying -icc or -ip-forward and -iptables=false

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Merge pull request #6651 from erikh/6002-conflicting-iptables-options

Add mutex warning when specifying -icc or -ip-forward and -iptables=false
Change floats to ints recursively on env encoding

Fixes #6246
Docker-DCO-1.1-Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com> (github: LK4D4)
Merge pull request #6659 from vieux/pr_6248

Change floats to ints recursively on env encoding
Merge pull request #6658 from amuino/doc_pause_unpause

Document the pause and unpause commands available on API v1.12 onwards
fix tests

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Merge pull request #6656 from andersryanc/master

Remove Docs viewport tag to fix iPhone scaling
Add benchmarks on TrucnIndex.Delete

Docker-DCO-1.1-Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com> (github: LK4D4)
Update dockervolumes.md

~~~
kyu@kyu-HP-EliteBook-2570p:~/apps/docker/volume$ docker run -v /dbdata --name dbdata2 ubuntu
2014/06/25 14:17:44 Error response from daemon: No command specified
~~~
improve untar when using files instead of directories. Specifies behavior on non-existant targets.

Docker-DCO-1.1-Signed-off-by: Tibor Vass <teabee89@gmail.com> (github: tiborvass)
fix bug in FollowSymlinkInScope when link == root

Docker-DCO-1.1-Signed-off-by: Tibor Vass <teabee89@gmail.com> (github: tiborvass)