diff --git a/Pipfile b/Pipfile
index 637b1a8..6416b68 100644
--- a/Pipfile
+++ b/Pipfile
@@ -96,7 +96,7 @@ ipython_genutils = "==0.2.0"
 Jinja2 = "==2.10"
 Mako = "==1.0.7"
 MarkupSafe = "==1.1.1"
-Pillow = "==5.1.0"
+Pillow = "==7.1.0"
 Pygments = "==2.6.1"
 Send2Trash = "==1.5.0"
 SQLAlchemy = "==1.2.6"
diff --git a/Pipfile.lock b/Pipfile.lock
index 0e872c9..6e130b5 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "80d9cc4b6ff7e4017dc4ae7bf63dc185b854daac009689ed85641576df67b1f3"
+            "sha256": "4054b37a51173baf326738d540bc77b458dada258d86c2bfdb43ac1a3acb4d11"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -237,7 +237,6 @@
         "flask-dance": {
             "hashes": [
                 "sha256:0c608d9f003a38493fdff092a2eb482c2c6b768ef878112e0d03676a6a92fa67",
-                "sha256:2cea678b882f94e04f82545dd0fcf751376ff58b5cd8e3af489529b11bdeb63d",
                 "sha256:56b50af359842e767a9b20d1ea2afea2a7268558e76c1fbadc652aa840abec7d"
             ],
             "index": "pypi",
@@ -707,6 +706,14 @@
             "index": "pypi",
             "version": "==0.7.0"
         },
+        "pexpect": {
+            "hashes": [
+                "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937",
+                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
+            ],
+            "markers": "sys_platform != 'win32'",
+            "version": "==4.8.0"
+        },
         "pickleshare": {
             "hashes": [
                 "sha256:87683d47965c1da65cdacaf31c8441d12b8044cdec9aca500cd78fc2c683afca",
@@ -717,52 +724,31 @@
         },
         "pillow": {
             "hashes": [
-                "sha256:00633bc2ec40313f4daf351855e506d296ec3c553f21b66720d0f1225ca84c6f",
-                "sha256:03514478db61b034fc5d38b9bf060f994e5916776e93f02e59732a8270069c61",
-                "sha256:040144ba422216aecf7577484865ade90e1a475f867301c48bf9fbd7579efd76",
-                "sha256:16246261ff22368e5e32ad74d5ef40403ab6895171a7fc6d34f6c17cfc0f1943",
-                "sha256:1cb38df69362af35c14d4a50123b63c7ff18ec9a6d4d5da629a6f19d05e16ba8",
-                "sha256:2400e122f7b21d9801798207e424cbe1f716cee7314cd0c8963fdb6fc564b5fb",
-                "sha256:2ee6364b270b56a49e8b8a51488e847ab130adc1220c171bed6818c0d4742455",
-                "sha256:3b4560c3891b05022c464b09121bd507c477505a4e19d703e1027a3a7c68d896",
-                "sha256:41374a6afb3f44794410dab54a0d7175e6209a5a02d407119c81083f1a4c1841",
-                "sha256:438a3faf5f702c8d0f80b9f9f9b8382cfa048ca6a0d64ef71b86b563b0ee0359",
-                "sha256:472a124c640bde4d5468f6991c9fa7e30b723d84ac4195a77c6ab6aea30f2b9c",
-                "sha256:4d32c8e3623a61d6e29ccd024066cd1ba556555abfb4cd714155020e00107e3f",
-                "sha256:4d8077fd649ac40a5c4165f2c22fa2a4ad18c668e271ecb2f9d849d1017a9313",
-                "sha256:62ec7ae98357fcd46002c110bb7cad15fce532776f0cbe7ca1d44c49b837d49d",
-                "sha256:6c7cab6a05351cf61e469937c49dbf3cdf5ffb3eeac71f8d22dc9be3507598d8",
-                "sha256:6eca36905444c4b91fe61f1b9933a47a30480738a1dd26501ff67d94fc2bc112",
-                "sha256:74e2ebfd19c16c28ad43b8a28ff73b904ed382ea4875188838541751986e8c9a",
-                "sha256:7673e7473a13107059377c96c563aa36f73184c29d2926882e0a0210b779a1e7",
-                "sha256:81762cf5fca9a82b53b7b2d0e6b420e0f3b06167b97678c81d00470daa622d58",
-                "sha256:8554bbeb4218d9cfb1917c69e6f2d2ad0be9b18a775d2162547edf992e1f5f1f",
-                "sha256:9b66e968da9c4393f5795285528bc862c7b97b91251f31a08004a3c626d18114",
-                "sha256:a00edb2dec0035e98ac3ec768086f0b06dfabb4ad308592ede364ef573692f55",
-                "sha256:b48401752496757e95304a46213c3155bc911ac884bed2e9b275ce1c1df3e293",
-                "sha256:b6cf18f9e653a8077522bb3aa753a776b117e3e0cc872c25811cfdf1459491c2",
-                "sha256:bb8adab1877e9213385cbb1adc297ed8337e01872c42a30cfaa66ff8c422779c",
-                "sha256:c8a4b39ba380b57a31a4b5449a9d257b1302d8bc4799767e645dcee25725efe1",
-                "sha256:cee9bc75bff455d317b6947081df0824a8f118de2786dc3d74a3503fd631f4ef",
-                "sha256:d0dc1313dff48af64517cbbd85e046d6b477fbe5e9d69712801f024dcb08c62b",
-                "sha256:d5bf527ed83617edd1855a5c923eeeaf68bcb9ac0ceb28e3f19b575b3a424984",
-                "sha256:df5863a21f91de5ecdf7d32a32f406dd9867ebb35d41033b8bd9607a21887599",
-                "sha256:e39142332541ed2884c257495504858b22c078a5d781059b07aba4c3a80d7551",
-                "sha256:e52e8f675ba0b2b417fa98579e7286a41a8e23871f17f4793772f5aa884fea79",
-                "sha256:e6dd55d5d94b9e36929325dd0c9ab85bfde84a5fc35947c334c32af1af668944",
-                "sha256:e87cc1acbebf263f308a8494272c2d42016aa33c32bf14d209c81e1f65e11868",
-                "sha256:ea0091cd4100519cedfeea2c659f52291f535ac6725e2368bcf59e874f270efa",
-                "sha256:eeb247f4f4d962942b3b555530b0c63b77473c7bfe475e51c6b75b7344b49ce3",
-                "sha256:f0d4433adce6075efd24fc0285135248b0b50f5a58129c7e552030e04fe45c7f",
-                "sha256:f1f3bd92f8e12dc22884935a73c9f94c4d9bd0d34410c456540713d6b7832b8c",
-                "sha256:f42a87cbf50e905f49f053c0b1fb86c911c730624022bf44c8857244fc4cdaca",
-                "sha256:f5f302db65e2e0ae96e26670818157640d3ca83a3054c290eff3631598dcf819",
-                "sha256:f7634d534662bbb08976db801ba27a112aee23e597eeaf09267b4575341e45bf",
-                "sha256:fdd374c02e8bb2d6468a85be50ea66e1c4ef9e809974c30d8576728473a6ed03",
-                "sha256:fe6931db24716a0845bd8c8915bd096b77c2a7043e6fc59ae9ca364fe816f08b"
-            ],
-            "index": "pypi",
-            "version": "==5.1.0"
+                "sha256:0011ec16bcab9f2f07afa95081ee025b3f0fe428611a000df0fbcb51dd873ca0",
+                "sha256:0e5aedc62a78525fcfbec417d8db0073dff5de9d8544047f619d208e2cd3d323",
+                "sha256:196d9ff5d0b070b50cd3a3c59ffa3b41232ca34dbd09e262bfa32047229d4b16",
+                "sha256:1e1ed97d93676ba6e19124f8054ed439825292cecb490370729f90a27585f180",
+                "sha256:2f44dc402c643a88b9453c6fce84e20b16352df42a98ab013aaebe07e1a1c478",
+                "sha256:32facad1f01111505c0fa3f15b2acac13af231f6dc0e68927c8d2d23df8c25c5",
+                "sha256:3d4e8b208346374e820bc5f88e753a4a2d35b6ead0aa1f45dcc7b9206780b983",
+                "sha256:65422a17c9d08bf56d8eb0ce5c83863e050cec5f15e8b2042c955aa724ce515d",
+                "sha256:75513b87a441c093a26a75974cd8373d8d40476cdb178309e8c2f2a534033ea3",
+                "sha256:7ccf6e86bd9f7301b883c6ba180309ca6bd566b0324eb66566b0b841c974558e",
+                "sha256:7dacf81a6b6b724a263c27a364030f81eef97398acda67d1ac50e722ad3cec59",
+                "sha256:81655ad8b10acf81a644ad88faa9cd19ab2930f1b83ff6d32217f00de602b6e5",
+                "sha256:83ab411759b9e1f6a695bea321e835bed448f767711da2630d597dabc69d0350",
+                "sha256:87562ac8e35b873eabed6b02259dcec05d7c776fa6c478865fcb147f17ec7530",
+                "sha256:c85cce00769e162cf50fc21451be9e627f60a9be22172d684c05dc7d0141c55b",
+                "sha256:d071c33320c6f66730d1adea0bfd468ab5453627ff8974a6e56f43a48c60bce5",
+                "sha256:dd4c3cfa93626ed08005abf3aa52b50dae28bf0bc4cb5a4626e9ce6878e7f700",
+                "sha256:e0fbed3f29291c0e4b83c7f21809a709f5a46eefdad236ec2a11096ebb76c6ae",
+                "sha256:ecabe2323e4ed3ce24eaea2120aca395723dd301e9fb03d7e0912a61343fc7f3",
+                "sha256:f8e26f68b5f7b15ad9d1cc2c28ea57fe8c2f9dfee77f4e0519e833fdbe2feb8d",
+                "sha256:fb13e40bd17615a03192f03cab35df0fbfb61ab58ef08ece42884a6bd314faf4",
+                "sha256:fb1f9faa2984918cd7a3b18db1192463e0030500cb060c974b5fd98c13276a8e"
+            ],
+            "index": "pypi",
+            "version": "==7.1.0"
         },
         "prometheus-client": {
             "hashes": [
@@ -779,6 +765,14 @@
             "index": "pypi",
             "version": "==3.0.5"
         },
+        "ptyprocess": {
+            "hashes": [
+                "sha256:4b41f3967fce3af57cc7e94b888626c18bf37a083e3651ca8feeb66d492fef35",
+                "sha256:5c5d0a3b48ceee0b48485e0c26037c0acd7d29765ca3fbb5cb3831d347423220"
+            ],
+            "markers": "os_name != 'nt'",
+            "version": "==0.7.0"
+        },
         "pycparser": {
             "hashes": [
                 "sha256:99a8ca03e29851d96616ad0404b4aad7d9ee16f25c9f9708a11faf2810f7b226"