Deprecate docker-sync.

- Remove sync provisioning to force upgrade.
- Add 17.05 as minimum version

Makefile

@@ -30,8 +30,6 @@ dev.up: ## Bring up all services with host volumes
 dev.sync.daemon.start: ## Start the docker-sycn daemon
 	docker-sync start
 
-dev.sync.provision: | dev.sync.daemon.start dev.provision ## Provision with docker-sync enabled
-
 dev.sync.requirements: ## Install requirements
 	gem install docker-sync
 

README.rst

@@ -16,21 +16,22 @@ from within a VM.
 Prerequisites
 -------------
 
-This project was developed and tested using **Docker 1.13+**. If you are using
-macOS, please use `Docker for Mac`_. Previous Mac-based tools (e.g.
+This project requires **Docker 17.05+ CE**. Currently, 17.05 is only available
+through the **Edge** version Docker 17.05 CE Edge.
+
+For macOS users, please use `Docker for Mac`_. Previous Mac-based tools (e.g.
 boot2docker) are not supported.
 
 `Docker for Windows`_ may work but has not been tested and is *not supported*.
 
-Docker Sync
-~~~~~~~~~~~
+Docker Sync (Deprecated)
+~~~~~~~~~~~~~~~~~~~~~~~~
 
-Docker for Mac has known filesystem issues that significantly decrease
-performance. In order to mitigate these issues, we use `Docker Sync`_ to
-synchronize file data from the host machine to the containers.
+Our use of Docker Sync is now deprecated since Docker for Mac 17.04 introduced
+`performance improvements for volume mounts`_.
 
-If you are using macOS, please follow the `Docker Sync installation
-instructions`_ before provisioning.
+Docker for Mac had known filesystem issues that significantly decreased
+performance, and we were previously using `Docker Sync`_ to solve this issue.
 
 Getting Started
 ---------------
@@ -65,31 +66,28 @@ a minimum of 2 CPUs and 4GB of memory works well.
    the services directly via Django admin at the ``/admin/`` path, or login via
    single sign-on at ``/login/``.
 
-   Provision using docker-sync (recommended for macOS users)
-
-   .. code:: sh
-
-       make dev.sync.provision
-
-   Default (non-macOS users)
+   Default
 
    .. code:: sh
 
        make dev.provision
 
+   For macOS users, we will no longer be supporting docker-sync.  Ensure you
+   have a new enough version of Docker for Mac as detailed in `Prerequisites`_.
+
 
 3. Start the services. This command will mount the repositories under the
    DEVSTACK\_WORKSPACE directory.
 
    *Note: it may take up to 60 seconds for the LMS to start*
 
-   Start using docker-sync (recommended for macOS users)
+   Start using docker-sync (Deprecated for macOS users. See `Prerequisites`_.)
 
    .. code:: sh
 
        make dev.sync.up
 
-   Default (non-macOS users)
+   Default
 
    .. code:: sh
 
@@ -200,6 +198,8 @@ https://openedx.atlassian.net/wiki/display/OpenDev/Marketing+Site.
 How do I build images?
 ----------------------
 
+**Note:** Building images requires a `feature added in Docker 17.05`_.
+
 We are still working on automated image builds, but generally try to push new
 images every 3-7 days. If you want to build the images on your own, the
 Dockerfiles are available in the ``edx/configuration`` repo.
@@ -357,8 +357,9 @@ Or, you can run the following commands to clean up dangling images and volumes:
 .. _Docker for Mac: https://docs.docker.com/docker-for-mac/
 .. _Docker for Windows: https://docs.docker.com/docker-for-windows/
 .. _Docker Sync: https://github.com/EugenMayer/docker-sync/wiki
-.. _Docker Sync installation instructions: https://github.com/EugenMayer/docker-sync/wiki/1.-Installation
 .. _configuring Docker for Mac: https://docs.docker.com/docker-for-mac/#/advanced
+.. _feature added in Docker 17.05: https://github.com/edx/configuration/pull/3864
+.. _performance improvements for volume mounts: https://docs.docker.com/docker-for-mac/osxfs-caching/
 .. _Pycharm Integration documentation: docs/pycharm_integration.rst
 .. |Build Status| image:: https://travis-ci.org/edx/devstack.svg?branch=master
    :target: https://travis-ci.org/edx/devstack

docs/pycharm_integration.rst

@@ -35,7 +35,7 @@ use the following options:
 
 - Configuration files(s)
 
-  - Docker Sync (Mac)
+  - Docker Sync (Deprecated for macOS users. See the `README`_.)
 
     - ``/LOCAL/PATH/TO/devstack/docker-compose.yml`` (e.g.~/edx/devstack/docker-compose.yml)
     - ``/LOCAL/PATH/TO/devstack/docker-compose-sync.yml``
@@ -68,17 +68,15 @@ use the following options:
 
 - PyCharm helpers path: Keep the default.
 
-
-**Important** If you are running with Docker Sync you will also need to first
-run ``docker-sync start`` to run sync in the background before running any servers.
-
+**Important** Docker sync is deprecated. See the `README`_. If you are still
+running with Docker Sync you will also need to first run ``docker-sync start``
+to run sync in the background before running any servers.
 
 **Note**: For lms and studio (edx-platform), it will take a long time to
 update skeletons (10 or more minutes). If you want to try a different
 set of configuration (compose) files, we recommend you create a new one
 so you can easily switch back to old without this delay.
 
-
 **Warning**: When you change configuration files, the service dropdown gets
 reset. Remember to restore to the IDA you wish to test.
 
@@ -163,7 +161,8 @@ Currently not supported for PyCharm Development
 - Debugging for JavaScript
 - Cython for fasterdebug
 
+.. _Django Server Run/Debug Configuration: https://www.jetbrains.com/help/pycharm/2017.1/run-debug-configuration-django-server.html
 .. _PyCharm: https://www.jetbrains.com/pycharm/
 .. _PyCharm IDE setup: https://openedx.atlassian.net/wiki/display/ENG/PyCharm
+.. _README: ../README.rst
 .. _vendor documentation: https://www.jetbrains.com/help/pycharm/2017.1/configuring-remote-interpreters-via-docker-compose.html
-.. _Django Server Run/Debug Configuration: https://www.jetbrains.com/help/pycharm/2017.1/run-debug-configuration-django-server.html