Update README for Textpattern version 4.9.0

Updated version numbers and download links for Textpattern. Changed upgrade instructions to reference UPGRADE.txt. Added additional development tools section.
bloatware · Oct 3, 2016 · Oct 3, 2016 · Oct 17, 2016 · Oct 18, 2016 · Oct 25, 2016
commit c63689ee47744b9ecffafb96f23d3952d8d72a9f
diff --git a/README.md b/README.md
@@ -28,14 +28,15 @@ Ensure the server meets or exceeds the [system requirements](https://textpattern
 
 ## Download Textpattern
 
-The current production release is version 4.8.7. It can be downloaded from the Textpattern website or GitHub in .zip and .tar.gz varieties.
+The current production release is version 4.9.0. It can be downloaded from the Textpattern website or GitHub in .zip, .tar.gz, and .tar.xz varieties.
 
-If you want to use the multi-site functionality in Textpattern, get the .tar.gz archive.
+If you want to use the multi-site functionality in Textpattern, get the .tar.gz or .tar.xz archive.
 
 |        |  textpattern.com  | GitHub |
 |--------|:-------:|:-----:|
-| .zip   | [Download](https://textpattern.com/file_download/113/textpattern-4.8.7.zip) | [Download](https://github.com/textpattern/textpattern/releases/download/4.8.7/textpattern-4.8.7.zip) |
-| .tar.gz | [Download](https://textpattern.com/file_download/112/textpattern-4.8.7.tar.gz) | [Download](https://github.com/textpattern/textpattern/releases/download/4.8.7/textpattern-4.8.7.tar.gz) |
+| .zip   | [Download](https://textpattern.com/file_download/124/textpattern-4.9.0.zip) | [Download](https://github.com/textpattern/textpattern/releases/download/4.9.0/textpattern-4.9.0.zip) |
+| .tar.gz | [Download](https://textpattern.com/file_download/125/textpattern-4.9.0.tar.gz) | [Download](https://github.com/textpattern/textpattern/releases/download/4.9.0/textpattern-4.9.0.tar.gz) |
+| .tar.xz | [Download](https://textpattern.com/file_download/126/textpattern-4.9.0.tar.xz) | [Download](https://github.com/textpattern/textpattern/releases/download/4.9.0/textpattern-4.9.0.tar.xz) |
 
 
 ## Install Textpattern
@@ -44,11 +45,11 @@ Please see [README.txt](https://github.com/textpattern/textpattern/blob/main/REA
 
 ## Upgrade Textpattern
 
-Please see [README.txt](https://github.com/textpattern/textpattern/blob/main/README.txt) for details on upgrading Textpattern.
+Please see [UPGRADE.txt](https://github.com/textpattern/textpattern/blob/main/UPGRADE.txt) for details on upgrading Textpattern.
 
 ## Help and Support
 
-The [Textpattern support forum](https://forum.textpattern.com) is home to a friendly and helpful community of Textpattern users and experts. Textpattern also has a social network presence on [Twitter](https://textpattern.com/@textpattern).
+The [Textpattern support forum](https://forum.textpattern.com) is home to a friendly and helpful community of Textpattern users and experts. Textpattern also has a social network presence on [Mastodon](https://textpattern.com/mastodon) and [X](https://textpattern.com/x).
 
 ## Development
 
@@ -62,20 +63,26 @@ The following table outlines anticipated forthcoming changes to system requireme
 
 #### Textpattern development versions
 
-Note that targeted versions listed may change multiple times during the development process.
+We are targeting Textpattern 5 as the next major release. Refer to the following table for anticipated changes to system requirements for Textpattern 5.
 
-We are targeting Textpattern 4.9 as the next minor release. Refer to the following table for anticipated changes to system requirements.
+We generally recommend running Textpattern on platforms with active vendor support where possible, though we also maintain a minimum system requirements list for situations where that isn't viable.
+
+Note that versions listed may change multiple times during the development process.
 
 |        |  Minimum  | Recommended |
 |--------|:-------:|:-----:|
-| PHP    | 5.6 | [vendor supported](https://php.net/supported-versions.php)<br />(7.4, 8.0 or 8.1) |
-| MySQL  | 5.5 | [vendor supported](https://www.mysql.com/support/supportedplatforms/database.html)<br />(5.7 or 8.0) |
-| Apache | &mdash; | vendor supported<br />(2.4) |
-| Nginx  | &mdash; | mainline (1.21) or stable (1.20) |
+| PHP    | &mdash; | [vendor supported](https://php.net/supported-versions.php) |
+| MySQL  | &mdash; | [vendor supported LTS](https://www.mysql.com/support/supportedplatforms/database.html) |
+| Apache | &mdash; | vendor supported |
+| Nginx  | &mdash; | mainline or stable |
 
 ## Contributing
 
-Do you want to help with the development of Textpattern? Please refer to the [contributing documentation](https://github.com/textpattern/textpattern/blob/dev/.github/CONTRIBUTING.md) for full details.
+Please refer to the [contributing documentation](https://github.com/textpattern/textpattern/blob/dev/CONTRIBUTING.md) for more details of Textpattern development. 
+
+## Additional development tools
+
+Please refer to the [additional devevelopment tools](https://github.com/textpattern/textpattern/blob/dev/DEVTOOLS.md) document.
 
 ## GitHub topic tags
 
@@ -87,65 +94,9 @@ If you use GitHub for Textpattern-related development please consider adding som
 * [`textpattern-website`](https://github.com/topics/textpattern-website) (for websites built with Textpattern)
 * [`textpattern-development`](https://github.com/topics/textpattern-development) (for development resources)
 
-## Additional development tools
-
-Various components used within Textpattern (such as the bundled themes and language translations) are maintained in standalone repositories. Textpattern has a simple development toolset built on [Node.js](https://nodejs.org/) to pull the distribution files of those repositories into the core as required.
-
-You can install Node.js using the [installer](https://nodejs.org/en/download/) or [package manager](https://nodejs.org/en/download/package-manager/).
-
-Install required dev tools:
-
-```ShellSession
-npm install
-```
-
-You can then pull the following components from the CLI, like so:
-
-```ShellSession
-npm run get-default-theme
-npm run get-classic-admin-theme
-npm run get-hive-admin-theme
-npm run get-pophelp
-npm run get-textpacks
-npm run get-dependencies
-```
-
-To request a specific tag or branch:
-
-```ShellSession
-npm run get-default-theme 4.8.7
-npm run get-classic-admin-theme 4.8.7
-npm run get-classic-admin-theme 4.8.x
-npm run get-hive-admin-theme 4.8.x
-npm run get-textpacks 4.8.x
-```
-
-You can verify PHP code via a PHP linter from the CLI, like so:
-
-```ShellSession
-npm run phplint
-```
-
-You can verify JavaScript code via a JavaScript linter from the CLI, like so:
-
-```ShellSession
-npm run eslint
-```
-
-Release tools:
-
-Usage: `npm run txp-gitdist <version> [dest-dir]` (`dest-dir` defaults to a
-temporary location).
-
-```ShellSession
-npm run txp-index
-npm run txp-checksums
-npm run txp-gitdist 1.2.3 ../my-dest-dir
-```
-
 ## Thank You
 
-Thank you to our [GitHub monthly sponsors](https://github.com/sponsors/textpattern). Your continued support is greatly appreciated!
+Thank you to our [GitHub sponsors](https://github.com/sponsors/textpattern). Your continued support is greatly appreciated!
 
 We are grateful to [DigitalOcean](https://www.digitalocean.com/?utm_source=opensource&utm_campaign=textpattern), [BrowserStack](https://www.browserstack.com) and [1Password](https://1password.com) for their kind considerations in supporting Textpattern CMS development by way of web hosting infrastructure (DigitalOcean), cross-browser testing platform (BrowserStack) and secure password management (1Password). Thank you!