Merge pull request #176 from coffe4u/latest-twilio-sdk-6.3.0

Upgrade twilio/sdk to 6.*

Author: hannesvdvreken

.travis.yml

@@ -3,9 +3,9 @@ language: php
 matrix:
   fast_finish: true
   include:
-    - php: 5.6
-    - php: 7.0
-    - php: 7.1
+    - php: 7.2
+    - php: 7.3
+    - php: 7.4
 
 before_install:
   - travis_retry composer self-update

composer.json

@@ -16,8 +16,8 @@
     "homepage":"https://github.com/aloha/laravel-twilio",
     "license": "MIT",
     "require": {
-        "php": ">=5.5.0",
-        "twilio/sdk":"5.*"
+        "php": ">=7.2.0",
+        "twilio/sdk": "6.*"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^1.9",