Change composer namespaces from islandora to drupal. (#62)

* Change composer namespaces from islandora to drupal.

* include composer replace for old namespace.

.github/workflows/build-2.x.yml

@@ -104,7 +104,7 @@ jobs:
           cd $DRUPAL_DIR
           composer config repositories.local path "$GITHUB_WORKSPACE/build_dir"
           composer config minimum-stability dev
-          composer require "islandora/openseadragon:dev-github-testing as dev-2.x"
+          composer require "drupal/openseadragon:dev-github-testing as dev-2.x"
 
       - name: Install modules
         run: |

README.md

@@ -14,7 +14,7 @@ Drupal FieldFormatter to display an image or generic file using a IIIF Image ser
 ## Installation
 
 This module can be installed via composer and enabled via Drush, like:
-1. `composer require islandora/openseadragon:^2.0`
+1. `composer require drupal/openseadragon:^2.0`
 1. `drush pm-en openseadragon`
 
 Downloading/deploying the openseadragon library itself is not neccessary, as it is referenced externally via a CDN.

composer.json

@@ -1,5 +1,5 @@
 {
-  "name": "islandora/openseadragon",
+  "name": "drupal/openseadragon",
   "description": "OpenSeadragon",
   "type": "drupal-module",
   "minimum-stability": "dev",
@@ -10,6 +10,9 @@
   "support": {
     "issues": "https://github.com/Islandora/documentation/issues"
   },
+  "replace": {
+    "islandora/openseadragon": "self.version"
+  },
   "require": {
     "drupal/token": "^1.3"
   },