Update dependencies

Author: schlessera

composer.json

@@ -9,34 +9,34 @@
     "license": "MIT",
     "require": {
         "php": ">=5.4",
-        "wp-cli/cache-command": "^1.0",
-        "wp-cli/checksum-command": "^1.0",
-        "wp-cli/config-command": "^1.0",
-        "wp-cli/core-command": "^1.0",
-        "wp-cli/cron-command": "^1.0",
-        "wp-cli/db-command": "^1.0",
-        "wp-cli/embed-command": "^1.0",
-        "wp-cli/entity-command": "^1.0",
-        "wp-cli/eval-command": "^1.0",
-        "wp-cli/export-command": "^1.0",
-        "wp-cli/extension-command": "^1.0",
-        "wp-cli/import-command": "^1.0",
-        "wp-cli/language-command": "^1.0",
-        "wp-cli/media-command": "^1.0",
-        "wp-cli/package-command": "^1.0",
-        "wp-cli/rewrite-command": "^1.0",
-        "wp-cli/role-command": "^1.0",
-        "wp-cli/scaffold-command": "^1.0",
-        "wp-cli/search-replace-command": "^1.0",
-        "wp-cli/server-command": "^1.0",
-        "wp-cli/shell-command": "^1.0",
-        "wp-cli/super-admin-command": "^1.0",
-        "wp-cli/widget-command": "^1.0",
+        "wp-cli/cache-command": "^2",
+        "wp-cli/checksum-command": "^2",
+        "wp-cli/config-command": "^2",
+        "wp-cli/core-command": "^2",
+        "wp-cli/cron-command": "^2",
+        "wp-cli/db-command": "^2",
+        "wp-cli/embed-command": "^2",
+        "wp-cli/entity-command": "^2",
+        "wp-cli/eval-command": "^2",
+        "wp-cli/export-command": "^2",
+        "wp-cli/extension-command": "^2",
+        "wp-cli/import-command": "^2",
+        "wp-cli/language-command": "^2",
+        "wp-cli/media-command": "^2",
+        "wp-cli/package-command": "^2",
+        "wp-cli/rewrite-command": "^2",
+        "wp-cli/role-command": "^2",
+        "wp-cli/scaffold-command": "^2",
+        "wp-cli/search-replace-command": "^2",
+        "wp-cli/server-command": "^2",
+        "wp-cli/shell-command": "^2",
+        "wp-cli/super-admin-command": "^2",
+        "wp-cli/widget-command": "^2",
         "wp-cli/wp-cli": "^2"
     },
     "require-dev": {
         "roave/security-advisories": "dev-master",
-        "wp-cli/wp-cli-tests": "^0"
+        "wp-cli/wp-cli-tests": "^2"
     },
     "suggest": {
         "psy/psysh": "Enhanced `wp shell` functionality"
@@ -53,12 +53,6 @@
             "dev-master": "2.0.x-dev"
         }
     },
-    "repositories": [
-        {
-            "type": "path",
-            "url": "../wp-cli-refactor"
-        }
-    ],
     "minimum-stability": "dev",
     "prefer-stable": true,
     "scripts": {