update version for php8

.php-cs-fixer.dist.php

@@ -0,0 +1,28 @@
+<?php
+
+$header = <<<EOF
+This file is part of the Runalyze DEM Reader.
+
+(c) RUNALYZE <[email protected]>
+
+This source file is subject to the MIT license that is bundled
+with this source code in the file LICENSE.
+EOF;
+
+return (new PhpCsFixer\Config())
+    ->setRiskyAllowed(true)
+    ->setRules([
+        'header_comment' => [
+            'header' => $header
+        ],
+        'ordered_imports' => true,
+        'php_unit_construct' => true,
+        'strict_comparison' => true,
+        'strict_param' => true,
+        'phpdoc_separation' => false,
+    ])
+    ->setFinder(
+        PhpCsFixer\Finder::create()
+            ->in(__DIR__.DIRECTORY_SEPARATOR.'src')
+    )
+;

.travis.yml

@@ -1,9 +1,7 @@
 language: php
 
 php:
-  - 5.5
-  - 5.6
-  - 7.0
+  - 8.0
 
 sudo: false
 

bin/download-testfiles.sh

@@ -7,7 +7,7 @@ for file in srtm_38_03 srtm_38_02 srtm_67_19 srtm_36_02 srtm_40_17 srtm_22_04
 do
     if [ ! -f tests/testfiles/${file}.tif ]
     then
-        curl http://srtm.csi.cgiar.org/SRT-ZIP/SRTM_V41/SRTM_Data_GeoTiff/${file}.zip > tests/testfiles/${file}.zip
+        curl https://srtm.csi.cgiar.org/wp-content/uploads/files/srtm_5x5/TIFF/${file}.zip > tests/testfiles/${file}.zip
         unzip -o tests/testfiles/${file}.zip ${file}.tif -d tests/testfiles
         rm -rf tests/testfiles/${file}.zip
     fi

composer.json

@@ -1,13 +1,14 @@
 {
   "name": "runalyze/dem-reader",
   "description": "Read digital elevation files such as GeoTIFF files for srtm data or similar.",
+  "version": "1.2.0",
   "license": "MIT",
   "require": {
-    "php": ">=5.5.9"
+    "php": ">=8.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "4.8.*",
-    "friendsofphp/php-cs-fixer": "^1.11"
+    "phpunit/phpunit": "^9.0",
+    "friendsofphp/php-cs-fixer": "^3.2"
   },
   "autoload": {
     "psr-4": {