Add a new support page (#647)

* Revert to gerund

Though the style guide says to just use imperatives, "get started" just sounds weird. Also this is more consistent with "troubleshooting"

* merge

* merge

* stable release

* removed reference to fork

* updated procedures

* wee corrections

* recorrect

* wee changes

* wee changes

* remove branch sync procedures

* corrections from Hannah

* first revisions

* more revisions

* more work

* first cut of variable-per-column rewrite

* more work

* more work

* more work

* restore changes

* more changes

* more changes

* more changes

* more changes

* updates to json spec

* more edits

* multiple directories

* more changes

* more changes

* more edits

* remove headings from TOC

* minor edits

* more edits

* remove wrong image reference

* remove more headings from TOC

* revisions per Ajai and a new diagram

* remove image, replace by text

* mention that node and field order in MCF do not matter

* added mention of required option for subdirs

* added note about MCF

* move feedback from index page to FAQ

* added info on stat var groups

* wee fixes

* make feedback links nicer

* added detail about measuredProperty in variable per column

* fix typo

* revert output directory change

* fixed observation properties to refer to observations, not variables

* correct erroneous statement about data

* revert change

* Updating Data Sources pages

* Updating Data Sources pages

* added 2 more troubleshooting tips based on CE experience

* revert changes to local client

* make enable subdirs more prominent

* fixed incorrect Docker commands

* slight wording change

* fix formatting error in quickstart

* Fix incorrect field name

* Add more spaces to make more readable

* change groupstatvars to be available for both modes

* Start rewrite of custom DC docs with script

* more script work

* more work

* More work on script

* more work

* More script work

* fix path

* fix broken link to website FAQ

* Fix toc

* Add docker commands underlying bash script

* Split out config reference into separate file

* Add the git clone procedure as a prequisite

* slight rewording

* small wording changes

* Added more caveats to Cloud section

* Add reference to Terraform script

* Add info about prefixes in DCIDs

* Add rules for observation values

* Add link to look up DCID

* Push for real

* feedback from Keyur

* remove references to dataclass objects

* Fix a copy-paste error.

* remove extra file

* addeddoc of Cloud Shell

* Add mention of cloud shell in the cloud page

* Added observationProperties to the implicit schema doc

* update comparison table

* remove errant angle bracket

* changes to config.json

* remove redundant sentence

* Fix broken links

* fix href

* Add a dedicated support page

* Fix missing word

Author: kmoscoe

support.md

@@ -21,7 +21,7 @@ We use [Google Issue Tracker](https://issuetracker.google.com){: target="_blank"
 
 Before opening a new ticket, please see if an existing [feature request](https://issuetracker.google.com/issues?q=componentid:1659535%2B%20type:feature_request){: target="_blank"} or [bug report](https://issuetracker.google.com/issues?q=componentid:1659535%20type:bug){: target="_blank"} covering your issue has already been filed. If yes, upvote (click the **+1** button ) and [subscribe](https://developers.google.com/issue-tracker/guides/subscribe){: target="_blank"} to it. If not, open a new [feature request](https://issuetracker.google.com/issues/new?component=1659535&template=2053233){: target="_blank"} or [bug report](https://issuetracker.google.com/issues/new?component=1659535&template=2053231){: target="_blank"}.
 
-If you are using a Custom Data instance, make sure to indicate that the issue affects your instance.
+If you are using a Custom Data Commons instance, make sure to indicate that the issue affects your instance.
 
 ## Email support forum