Update versions, and use HTTPS links for docs

.travis.yml

@@ -15,10 +15,11 @@ php:
 
 # WordPress versions to be tested against.
 # Include the highest patch versions of the last 3 versions (including the current one), as well as master.
+# When updating this, also update the "Requires at least" and "Tested up to" in README.md.
 env:
-    - WP_VERSION=4.5.7
-    - WP_VERSION=4.6.4
-    - WP_VERSION=4.7.3
+    - WP_VERSION=4.6.6
+    - WP_VERSION=4.7.5
+    - WP_VERSION=4.8.1
     - WP_VERSION=master
 
 # Clones WordPress and configures our testing environment.

README.md

@@ -2,8 +2,8 @@
 * Contributors: samwilson
 * Donate link: https://www.bushheritage.org.au/donatenow
 * Tags: MySQL, databases, tables, data, CRUD, import, export, CSV, shortcode, OpenStreetMap, KML
-* Requires at least: 4.5
-* Tested up to: 4.7
+* Requires at least: 4.6
+* Tested up to: 4.8
 * Stable tag: trunk
 * License: GPLv2 or later
 * License URI: http://www.gnu.org/licenses/gpl-2.0.html
@@ -25,7 +25,7 @@ CSV import/export; access-control; foreign-keys; and lots more.
 This plugin provides a simple user-friendly interface to tables in your database.
 Somewhat akin to phpMyAdmin, but easier to use and more focused on end users.
 
-The documentation can be found at http://tabulate.readthedocs.org/
+The documentation can be found at https://tabulate.readthedocs.org/
 
 Features (in no particular order):
 
@@ -52,7 +52,7 @@ Features (in no particular order):
     can provide when updating data.
 9.  The `[tabulate]` shortcode can be used to embed tables, lists, row-counts,
     and data-entry forms into WordPress content. For more details,
-    [read the documentation](http://tabulate.readthedocs.org/en/latest/shortcode.html).
+    [read the documentation](https://tabulate.readthedocs.org/en/latest/shortcode.html).
 10. Tables with *point* columns can be exported to KML and OpenStreetMap XML.
     Also, data entry for these columns is done with a small slippy map, on which
     a marker can be placed.
@@ -65,7 +65,7 @@ See (http://tabulate.readthedocs.org/en/latest/install.html)
 
 ## Frequently Asked Questions
 
-See (http://tabulate.readthedocs.org/en/latest/faq.html)
+See (https://tabulate.readthedocs.org/en/latest/faq.html)
 
 ## Screenshots
 

src/Controllers/ShortcodeController.php

@@ -84,7 +84,7 @@ public function run( $raw_attrs ) {
 	 * @return string The error HTML.
 	 */
 	protected function error( $message = '' ) {
-		$url = "http://tabulate.readthedocs.io/en/latest/shortcode.html";
+		$url = "https://tabulate.readthedocs.io/en/latest/shortcode.html";
 		return "<div class='tabulate shortcode-error'>"
 			. "<h3>Tabulate shortcode error:</h3> "
 			. "<p class='message'>$message</p>"