Docs: Overhaul of Getting started guide (netdata#6811)

* Initial edits to getting started guide

* Working on tutorial and getting started guide

* Initial edits to getting started guide

* Working on tutorial and getting started guide

* Continuing work on tutorial

* Finished draft of sizing tutorial

* Working on getting started guide

* Move getting started guide to new file, Netlify redirect

* Quick fix to change nodes menu -> my nodes

* Finished draft of getting started guide

* Fixing broken links from file moving

* More tweaks and grammar fixes

* Another run through the new pages

* Last changes minus screenshot

* Fixes to tutorial

* Moving things around and final fixes

* Addressing Cosmix' comments

* Clarified source terminology and added link to modules list

* Initial edits to getting started guide

* Initial edits to getting started guide

* Working on tutorial and getting started guide

* Working on tutorial and getting started guide

* Continuing work on tutorial

* Finished draft of sizing tutorial

* Working on getting started guide

* Move getting started guide to new file, Netlify redirect

* Quick fix to change nodes menu -> my nodes

* Finished draft of getting started guide

* Fixing broken links from file moving

* More tweaks and grammar fixes

* Another run through the new pages

* Last changes minus screenshot

* Fixes to tutorial

* Moving things around and final fixes

* Addressing Cosmix' comments

* Clarified source terminology and added link to modules list

* Quick fix to browser line

* Fixing one new broken link

* One more grammar fix

Author: joelhans

docs/GettingStarted.md

@@ -107,9 +107,9 @@ folder and either name it `README.md` for generic documentation, or with another
 
 #### The `docs` folder
 
-At the root of the Netdata repository is a `docs/` folder. Inside this folder we place documentation that does not 
-have a direct relationship to a specific component of Netdata. It's where we house our [getting started guide](../GettingStarted.md), 
-guides on [running Netdata behind Nginx](../Running-behind-nginx.md), and more.
+At the root of the Netdata repository is a `docs/` folder. Inside this folder we place documentation that does not have
+a direct relationship to a specific component of Netdata. It's where we house our [getting started
+guide](../getting-started.md), guides on [running Netdata behind Nginx](../Running-behind-nginx.md), and more.
 
 If the documentation you're working on doesn't have a direct relaionship to a component of Netdata, 
 it can be placed in this `docs/` folder.

docs/contributing/contributing-documentation.md

@@ -149,7 +149,7 @@ echo -ne "    - 'docs/what-is-netdata.md'
     - 'packaging/installer/UPDATE.md'
     - 'packaging/DISTRIBUTIONS.md'
     - 'packaging/installer/UNINSTALL.md'
-- 'docs/GettingStarted.md'
+- 'docs/getting-started.md'
 - Running Netdata:
     - 'daemon/README.md'
     - 'docs/configuration-guide.md'