Adds upcoming information to master branch in preparation for publishing upcoming (#177)

* Adds upcoming information to branch

* Adds 1.7 to redirects version def

Author: mdb-ashley

config/redirects

@@ -1,6 +1,6 @@
 define: prefix docs/cluster-to-cluster-sync
 define: base https://www.mongodb.com/docs/cluster-to-cluster-sync
-define: versions v0.9 master
+define: versions v0.9 v1.7 master
 
 # raw: <source file> -> ${base}/<destination>
 

snooty.toml

@@ -24,12 +24,14 @@ toc_landing_pages = ["/quickstart",
                     ]
 
 [constants]
-version = "1.6"
+version = "1.7"
+version-dev = "1.8"
 c2c-product-name = "Cluster-to-Cluster Sync"
 c2c-full-product-name = "MongoDB Cluster-to-Cluster Sync"
 mdb-download-center = "`MongoDB Download Center <https://www.mongodb.com/try/download/mongosync>`__"
 
 [substitutions]
 c2c-product-name = "Cluster-to-Cluster Sync"
 version = "{+version+}"
+version-dev = "{+version-dev+}"
 

source/includes/in-dev.rst

@@ -0,0 +1,5 @@
+.. warning:: MongoDB {+c2c-product-name+} {+version-dev+} Not Yet Available
+
+   MongoDB {+c2c-product-name+} {+version-dev+} is not yet
+   available. This version of the documentation is for an upcoming release and
+   is currently a work in progress.

source/index.txt

@@ -4,6 +4,7 @@
 Cluster-to-Cluster Sync
 =======================
 
+.. include:: /includes/in-dev.rst
 
 .. default-domain:: mongodb
 

source/release-notes/1.8.txt

@@ -0,0 +1,29 @@
+.. _c2c-release-notes-1.8:
+
+===============================
+Release Notes for mongosync 1.8
+===============================
+
+.. default-domain:: mongodb
+
+.. contents:: On this page
+   :local:
+   :backlinks: none
+   :depth: 2
+   :class: singlecol
+
+.. _1.8.0-c2c-release-notes:
+
+.. include:: /includes/in-dev.rst
+
+1.8.0 Release
+-------------
+
+**Upcoming**
+
+New Features:
+
+
+Minimum Supported Version
+-------------------------
+