diff --git a/composer.lock b/composer.lock
index 433080e..49c3597 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2784,16 +2784,16 @@
         },
         {
             "name": "symfony/mime",
-            "version": "v4.4.0",
+            "version": "v4.3.5",
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                 "type": "git",
                 "url": "https://github.com/symfony/mime.git",
-                "reference": "89da7b68b7149aab065c09b97f938753ab52831f"
+                "reference": "32f71570547b91879fdbd9cf50317d556ae86916"
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-                "reference": "89da7b68b7149aab065c09b97f938753ab52831f",
+                "url": "https://api.github.com/repos/symfony/mime/zipball/32f71570547b91879fdbd9cf50317d556ae86916",
+                "reference": "32f71570547b91879fdbd9cf50317d556ae86916",
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             "require": {
@@ -2801,17 +2801,14 @@
                 "symfony/polyfill-intl-idn": "^1.10",
                 "symfony/polyfill-mbstring": "^1.0"
             },
-            "conflict": {
-                "symfony/mailer": "<4.4"
-            },
             "require-dev": {
                 "egulias/email-validator": "^2.1.10",
-                "symfony/dependency-injection": "^3.4|^4.1|^5.0"
+                "symfony/dependency-injection": "~3.4|^4.1"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.4-dev"
+                    "dev-master": "4.3-dev"
                 }
             },
             "autoload": {
@@ -2842,7 +2839,7 @@
                 "mime",
                 "mime-type"
             ],
-            "time": "2019-11-13T07:39:40+00:00"
+            "time": "2019-09-19T17:00:15+00:00"
         },
         {
             "name": "symfony/orm-pack",
@@ -2874,16 +2871,16 @@
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-            "version": "v1.13.1",
+            "version": "v1.12.0",
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                 "url": "https://github.com/symfony/polyfill-intl-idn.git",
-                "reference": "6f9c239e61e1b0c9229a28ff89a812dc449c3d46"
+                "reference": "6af626ae6fa37d396dc90a399c0ff08e5cfc45b2"
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-                "reference": "6f9c239e61e1b0c9229a28ff89a812dc449c3d46",
+                "url": "https://api.github.com/repos/symfony/polyfill-intl-idn/zipball/6af626ae6fa37d396dc90a399c0ff08e5cfc45b2",
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@@ -2897,7 +2894,7 @@
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+                    "dev-master": "1.12-dev"
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             "autoload": {
@@ -2932,20 +2929,20 @@
                 "portable",
                 "shim"
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-            "time": "2019-11-27T13:56:44+00:00"
+            "time": "2019-08-06T08:03:45+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.13.1",
+            "version": "v1.12.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "7b4aab9743c30be783b73de055d24a39cf4b954f"
+                "reference": "b42a2f66e8f1b15ccf25652c3424265923eb4f17"
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             "dist": {
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-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/7b4aab9743c30be783b73de055d24a39cf4b954f",
-                "reference": "7b4aab9743c30be783b73de055d24a39cf4b954f",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/b42a2f66e8f1b15ccf25652c3424265923eb4f17",
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@@ -2957,7 +2954,7 @@
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-                    "dev-master": "1.13-dev"
+                    "dev-master": "1.12-dev"
                 }
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             "autoload": {
@@ -2991,20 +2988,20 @@
                 "portable",
                 "shim"
             ],
-            "time": "2019-11-27T14:18:11+00:00"
+            "time": "2019-08-06T08:03:45+00:00"
         },
         {
             "name": "symfony/polyfill-php72",
-            "version": "v1.13.1",
+            "version": "v1.12.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php72.git",
-                "reference": "66fea50f6cb37a35eea048d75a7d99a45b586038"
+                "reference": "04ce3335667451138df4307d6a9b61565560199e"
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             "dist": {
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-                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/66fea50f6cb37a35eea048d75a7d99a45b586038",
-                "reference": "66fea50f6cb37a35eea048d75a7d99a45b586038",
+                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/04ce3335667451138df4307d6a9b61565560199e",
+                "reference": "04ce3335667451138df4307d6a9b61565560199e",
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@@ -3013,7 +3010,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.13-dev"
+                    "dev-master": "1.12-dev"
                 }
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             "autoload": {
@@ -3046,7 +3043,7 @@
                 "portable",
                 "shim"
             ],
-            "time": "2019-11-27T13:56:44+00:00"
+            "time": "2019-08-06T08:03:45+00:00"
         },
         {
             "name": "symfony/routing",