change of config and lock files for update the v2.1.0 to the ccin2p3 (PHP 7.1)

Author: philgris

.gitignore

@@ -22,3 +22,4 @@ yarn-error.log
 TESTIMPORT_V2/
 /nbproject/private/
 /public/.htaccess_demo
+/public/.htaccess.bup

composer.json

@@ -4,7 +4,7 @@
   "type": "project",
   "license": "proprietary",
   "require": {
-    "php": ">=7.2.0",
+    "php": ">=7.1.0",
     "ext-ctype": "*",
     "ext-iconv": "*",
     "composer/package-versions-deprecated": "^1.11",