upgrade libs

* file-loader

package.json

@@ -142,7 +142,7 @@
     "eslint": "^5.0.0",
     "eslint-plugin-react": "^7.7.0",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
-    "file-loader": "^1.1.0",
+    "file-loader": "^2.0.0",
     "i18next-browser-languagedetector": "^2.2.0",
     "imports-loader": "^0.8.0",
     "jquery-slimscroll": "^1.3.8",

yarn.lock

@@ -295,7 +295,7 @@ ajv@^4.9.1:
     co "^4.6.0"
     json-stable-stringify "^1.0.1"
 
-ajv@^5.0.0, ajv@^5.1.0:
+ajv@^5.1.0:
   version "5.5.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.5.2.tgz#73b5eeca3fab653e3d3f9422b341ad42205dc965"
   dependencies:
@@ -3351,12 +3351,12 @@ file-entry-cache@^2.0.0:
     flat-cache "^1.2.1"
     object-assign "^4.0.1"
 
-file-loader@^1.1.0:
-  version "1.1.6"
-  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-1.1.6.tgz#7b9a8f2c58f00a77fddf49e940f7ac978a3ea0e8"
+file-loader@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-2.0.0.tgz#39749c82f020b9e85901dcff98e8004e6401cfde"
   dependencies:
     loader-utils "^1.0.2"
-    schema-utils "^0.3.0"
+    schema-utils "^1.0.0"
 
 filename-regex@^2.0.0:
   version "2.0.1"
@@ -7762,12 +7762,6 @@ sax@>=0.6.0, sax@^1.2.4, sax@~1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
-schema-utils@^0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.3.0.tgz#f5877222ce3e931edae039f17eb3716e7137f8cf"
-  dependencies:
-    ajv "^5.0.0"
-
 schema-utils@^0.4.4, schema-utils@^0.4.5:
   version "0.4.5"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.4.5.tgz#21836f0608aac17b78f9e3e24daff14a5ca13a3e"