Drop PHP7.0

Author: Nyholm

.travis.yml

@@ -6,7 +6,6 @@ cache:
   - $HOME/.composer/cache/files
 
 php:
-- 7.0
 - 7.1
 - 7.2
 - 7.3
@@ -16,7 +15,7 @@ matrix:
 
 jobs:
   include:
-  - php: 7.0
+  - php: 7.1
     env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest"
   - php: 7.2
     env: COVERAGE=true DEPENDENCIES="leanphp/phpspec-code-coverage"

composer.json

@@ -11,18 +11,18 @@
         }
     ],
     "require": {
-        "php": "^7.0",
+        "php": "^7.1",
         "php-http/httplug": "^2.0",
         "php-http/message-factory": "^1.0",
         "php-http/message": "^1.6",
-        "symfony/options-resolver": "^2.6 || ^3.0 || ^4.0"
+        "symfony/options-resolver": " ^3.4.20 || ^4.0.15 || ^4.1.9 || ^4.2.1"
     },
     "require-dev": {
-        "doctrine/instantiator": ">=1.0.5",
+        "doctrine/instantiator": "^1.1",
         "guzzlehttp/psr7": "^1.4",
         "phpspec/phpspec": "^3.4 || ^4.2",
-        "phpspec/prophecy": ">=1.8",
-        "sebastian/comparator": ">=2"
+        "phpspec/prophecy": "^1.8",
+        "sebastian/comparator": "^2.1.3 || ^3.0"
     },
     "suggest": {
         "ext-json": "To detect JSON responses with the ContentTypePlugin",