Quoted titles where necessary due to colons

Author: lobrien

articles/machine-learning/data-science-virtual-machine/dsvm-ubuntu-intro.md

@@ -1,5 +1,5 @@
 ---
-title: Quickstart: Create an Ubuntu Data Science Virtual Machine
+title: 'Quickstart: Create an Ubuntu Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Configure and create a Data Science Virtual Machine for Linux (Ubuntu) to do analytics and machine learning.
 ms.service: machine-learning

articles/machine-learning/data-science-virtual-machine/linux-dsvm-intro.md

@@ -1,5 +1,5 @@
 ---
-title: Quickstart: Create a CentOS Data Science Virtual Machine
+title: 'Quickstart: Create a CentOS Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Configure and create a Data Science Virtual Machine for Linux (CentOS) to do analytics and machine learning.
 ms.service: machine-learning

articles/machine-learning/data-science-virtual-machine/provision-geo-ai-dsvm.md

@@ -1,5 +1,5 @@
 ---
-title: Quickstart: Create a Geo AI Data Science Virtual Machine
+title: 'Quickstart: Create a Geo AI Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Configure and create a Geo AI Data Science Virtual Machine on Azure for geospatial analytics and machine learning.
 ms.service: machine-learning

articles/machine-learning/data-science-virtual-machine/provision-vm.md

@@ -1,5 +1,5 @@
 ---
-title: Quickstart: Create a Windows Data Science Virtual Machine
+title: 'Quickstart: Create a Windows Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Configure and create a Data Science Virtual Machine on Azure for analytics and machine learning.
 ms.service: machine-learning

articles/machine-learning/data-science-virtual-machine/reference-centos-vm.md

@@ -1,5 +1,5 @@
 ---
-title: Reference: CentOS Data Science Virtual Machine
+title: 'Reference: CentOS Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Details on tools included in the CentOS Data Science Virtual Machine
 author: gvashishtha

articles/machine-learning/data-science-virtual-machine/reference-deprecation.md

@@ -1,5 +1,5 @@
 ---
-title: Reference: Data Science Virtual Machine Image Deprecation
+title: 'Reference: Data Science Virtual Machine Image Deprecation'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Details on deprecations affecting the Azure Data Science Virtual Machine
 author: gvashishtha

articles/machine-learning/data-science-virtual-machine/reference-known-issues.md

@@ -1,5 +1,5 @@
 ---
-title: Known issues & troubleshooting
+title: 'Reference: Known issues & troubleshooting'
 titleSuffix: Azure Data Science Virtual  Machine
 description: Get a list of the known issues, workarounds, and troubleshooting for Azure Data Science Virtual Machine
 services: machine-learning

articles/machine-learning/data-science-virtual-machine/reference-ubuntu-vm.md

@@ -1,5 +1,5 @@
 ---
-title: Reference: Ubuntu Data Science Virtual Machine
+title: 'Reference: Ubuntu Data Science Virtual Machine'
 titleSuffix: Azure Data Science Virtual Machine 
 description: Details on tools included in the Ubuntu Data Science Virtual Machine
 author: gvashishtha