diff --git a/Pipfile b/Pipfile
index ea445a1..6be90d7 100644
--- a/Pipfile
+++ b/Pipfile
@@ -28,7 +28,7 @@ Flask = "==0.12.2"
 MarkupSafe = "==1.0"
 PyJWT = "==1.6.1"
 PySocks = "==1.6.8"
-Werkzeug = "==0.14.1"
+Werkzeug = "==0.15.3"
 cachetools = "==2.0.1"
 firebase-admin = "==2.10.0"
 google-api-core = "==1.1.1"
diff --git a/Pipfile.lock b/Pipfile.lock
index 19b3ad1..f39728f 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "1ebda0654ef597c1b8e052533454707a04165bbdf9467cbee4d5359002378f9e"
+            "sha256": "a29b957f17b6da43143882d52f7da34ffdffbd59e4c7a2757ddd1097c6ac01ee"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -57,8 +57,7 @@
         },
         "firebase-admin": {
             "hashes": [
-                "sha256:6d67afca16d97e4c6fe3734692a2e2faba3f21ab02077399c8557b4fd702a94c",
-                "sha256:a19c8e23c3ab399a41eef571189636a3fccf6f88a962f6a2e89d98af0c63aef5"
+                "sha256:6d67afca16d97e4c6fe3734692a2e2faba3f21ab02077399c8557b4fd702a94c"
             ],
             "index": "pypi",
             "version": "==2.10.0"
@@ -72,6 +71,9 @@
             "version": "==0.12.2"
         },
         "google-api-core": {
+            "extras": [
+                "grpc"
+            ],
             "hashes": [
                 "sha256:4885e5298e45aa587185c32bee54f95e79a05a926d69fcfd398c66b12b98b9a7",
                 "sha256:d23d5ae89e44ca1ddddec94e5f7c03f52402d192e66345d448b77ad5276b0fbe"
@@ -136,35 +138,40 @@
         },
         "grpcio": {
             "hashes": [
-                "sha256:03522ca2b80cc83c407d6d5fa0f532fc5b0160f5861ab6628ae418218022f339",
-                "sha256:0c07fc5a9fa73832bca228d9004dc0a511d1f1a890c8ff0fb6e78f7fa1b96d58",
-                "sha256:5487948a33ded0577035fb9ad5c542463fabdb356d27fb6cf3eed0bed78f5228",
-                "sha256:592b14bab2cf8a5ac6e0b1e763b10828dda55ae74e4a476102897a25d033d0b8",
-                "sha256:6727633444344e14d499f81e41e87de29f42653a0c048c0fce780b29e2ffe563",
-                "sha256:7aaa523dd5e91acb61d41232eef96192a66b1e8d85d79a55a204093dce50b696",
-                "sha256:7e81d2cd63fbc77782b140d728a5444c09a7ef1ea99957c490b722e416671921",
-                "sha256:89b96cb00db3e4c2f612ddff81b27afd2406bf697f0654dcd5ba7bed3d5b9322",
-                "sha256:a26d32bdc1479c3983194ad380e4cc4bad379729fac4d4acbbda209658d65610",
-                "sha256:b092361aed6a5ab201e750ccc2fc59250448107cb958c63194455fd5161f3dcc",
-                "sha256:bef5ce5cfe622830da8b92420748e7f5719d208198d750eb497a74fa20da5907",
-                "sha256:c0232401d096d9beb06d1af42cf3d65bcc790557712c8b0226809c27401dd455",
-                "sha256:cf6e88dc0fc06e446c689304bae6cc15df0517f02ee2ac52bcef0cb893b3e9ba",
-                "sha256:cfc2595325ac3bbd170293050a3ff0b5c8e3846d8498d9b2dedcd3063460c007",
-                "sha256:d4d4eb072fa2c44a8fe22475874c13c2cc786dba587f633cd47720fb8fec922e",
-                "sha256:d78d29295723493327c68aa39407ec44ed7a4ed326dde413cce57e2409683f68",
-                "sha256:d829735b1862687074ef9df15f6c4fc1f3b27c0c80d4890ef985c039cdb256c6",
-                "sha256:db2430e38a268e64c980e34a62b7f50365a4401172a2f5202ad05eb156e418da",
-                "sha256:df3f75f88431da28b1c60a043f2a4f2e359287249baf317f4eda20626b34ce5d",
-                "sha256:e1a648519db0de7bab3583dc2471f4c12ee3fc8a8c459e75da9e05ae70cf9ce7",
-                "sha256:e35e4c0e5fe5f0fd8914a1630443f7272a752fb9d39c96771799a32056b06ab5",
-                "sha256:e9b09fbae7bcc1b1791168665c29bcf37253f54d9d5e6bc8a533a9917912f1f6",
-                "sha256:e9b9e67059c81f5b232991c573601856065562f010b655b3afd7ab38459ac321",
-                "sha256:e9cf01192ed663a277b64bc559066b07a1355cd85b74cbca9353a25e8bd45544",
-                "sha256:ef886f8c845ce7c011b2c154fd2b7998f920d145a2dfa121459e8df5b562a879",
-                "sha256:efcf5ea73af68e110c375173495f36d9ed1e50bc88eeae1314f5573f750eecb9",
-                "sha256:fc4deee5b4402c4bd37b3c7dbcde8903be89b9026af0f5777f63ae24069cafec"
-            ],
-            "version": "==1.11.0"
+                "sha256:0302331e014fc4bac028b6ad480b33f7abfe20b9bdcca7be417124dda8f22115",
+                "sha256:0aa0cce9c5eb1261b32173a20ed42b51308d55ce28ecc2021e868b3cb90d9503",
+                "sha256:0c83947575300499adbc308e986d754e7f629be0bdd9bea1ffdd5cf76e1f1eff",
+                "sha256:0ca26ff968d45efd4ef73447c4d4b34322ea8c7d06fbb6907ce9e5db78f1bbcb",
+                "sha256:0cf80a7955760c2498f8821880242bb657d70998065ff0d2a082de5ffce230a7",
+                "sha256:0d40706e57d9833fe0e023a08b468f33940e8909affa12547874216d36bba208",
+                "sha256:11872069156de34c6f3f9a1deb46cc88bc35dfde88262c4c73eb22b39b16fc55",
+                "sha256:16065227faae0ab0abf1789bfb92a2cd2ab5da87630663f93f8178026da40e0d",
+                "sha256:1e33778277685f6fabb22539136269c87c029e39b6321ef1a639b756a1c0a408",
+                "sha256:2b16be15b1ae656bc7a36642b8c7045be2dde2048bb4b67478003e9d9db8022a",
+                "sha256:3701dfca3ada27ceef0d17f728ce9dfef155ed20c57979c2b05083082258c6c1",
+                "sha256:41912ecaf482abf2de74c69f509878f99223f5dd6b2de1a09c955afd4de3cf9b",
+                "sha256:4332cbd20544fe7406910137590f38b5b3a1f6170258e038652cf478c639430f",
+                "sha256:44068ecbdc6467c2bff4d8198816c8a2701b6dd1ec16078fceb6adc7c1f577d6",
+                "sha256:53115960e37059420e2d16a4b04b00dd2ab3b6c3c67babd01ffbfdcd7881a69b",
+                "sha256:6e7027bcd4070414751e2a5e60706facb98a1fc636497c9bac5442fe37b8ae6b",
+                "sha256:6ff57fb2f07b7226b5bec89e8e921ea9bd220f35f11e094f2ba38f09eecd49c6",
+                "sha256:73240e244d7644654bbda1f309f4911748b6a1804b7a8897ddbe8a04c90f7407",
+                "sha256:785234bbc469bc75e26c868789a2080ffb30bd6e93930167797729889ad06b0b",
+                "sha256:82f9d3c7f91d2d1885631335c003c5d45ae1cd69cc0bc4893f21fef50b8151bc",
+                "sha256:86bdc2a965510658407a1372eb61f0c92f763fdfb2795e4d038944da4320c950",
+                "sha256:95e925b56676a55e6282b3de80a1cbad5774072159779c61eac02791dface049",
+                "sha256:96673bb4f14bd3263613526d1e7e33fdb38a9130e3ce87bf52314965706e1900",
+                "sha256:970014205e76920484679035b6fb4b16e02fc977e5aac4d22025da849c79dab9",
+                "sha256:ace5e8bf11a1571f855f5dab38a9bd34109b6c9bc2864abf24a597598c7e3695",
+                "sha256:ad375f03eb3b9cb75a24d91eab8609e134d34605f199efc41e20dd642bdac855",
+                "sha256:b819c4c7dcf0de76788ce5f95daad6d4e753d6da2b6a5f84e5bb5b5ce95fddc4",
+                "sha256:c17943fd340cbd906db49f3f03c7545e5a66b617e8348b2c7a0d2c759d216af1",
+                "sha256:d21247150dea86dabd3b628d8bc4b563036db3d332b3f4db3c5b1b0b122cb4f6",
+                "sha256:d4d500a7221116de9767229ff5dd10db91f789448d85befb0adf5a37b0cd83b5",
+                "sha256:e2a942a3cfccbbca21a90c144867112698ef36486345c285da9e98c466f22b22",
+                "sha256:e983273dca91cb8a5043bc88322eb48e2b8d4e4998ff441a1ee79ced89db3909"
+            ],
+            "version": "==1.24.1"
         },
         "httplib2": {
             "hashes": [
@@ -242,7 +249,6 @@
                 "sha256:869e12bcfb5759e683f53ec1dd6155b7be034065431da289f0cb4510040a0799",
                 "sha256:905414e5ea6cdb78d8730f66335755152b46685fcb9fc2f2134024e3ea9e8dcc",
                 "sha256:ac0067e3c60737865ed72bb7416e02297d229d960902802d874c0e167128c809",
-                "sha256:adf716a89c9cc1891ead79a861c427071ef59172f0e11967b00565a9547b3bd0",
                 "sha256:bcfa99f5a82f5eaaf6e5cee5bfdca5a1670f5740aec1d93dae170645ed1a16b0",
                 "sha256:cc94079ae6cbcea5ae194464a30f3223f075e06a0446f52bca9ddbeb6e9f412a",
                 "sha256:d5d9edfdc5a3a01d06062d677b121081629782edf0e05ca1be14f15bb947eeee",
@@ -261,36 +267,16 @@
         },
         "pyasn1": {
             "hashes": [
-                "sha256:0d7f6e959fe53f3960a23d73f35e1fce61348b30915b6664309ca756de7c1f89",
-                "sha256:5a0db897b311d265cde49615cf783f1c78613138605cdd0f907ecfa5b2aba3ee",
-                "sha256:758cb50abddc03e4563fd9e7f03db56e3e87b58c0bd01247360326e5c0c7ffa5",
-                "sha256:7d626683e3d792cccc608da02498aff37ab4f3dafd8905d6bf755d11f9b26b43",
-                "sha256:a7efe807c4b83a859e2735c692b92ed7b567cfddc4163763412920041d876c2b",
-                "sha256:b5a9ca48055b9a20f6d1b3d68e38692e5431c86a0f99ea602e61294e891fee5b",
-                "sha256:c07d6e587b2f928366b1f67c09bda026a3e6fcc99e80a744dc67f8fca3895626",
                 "sha256:d258b0a71994f7770599835249cece1caef3c70def868c4915e6e5ca49b67d15",
-                "sha256:d5cd6ed995dba16fad0c521cfe31cd2d68400b53fcc2bce93326829be73ab6d1",
-                "sha256:d84c2aea3cf43780e9e6a19f4e4dddee9f6976519020e64e47c57e5c7a8c3dd2",
-                "sha256:e85895087905c65b5b594eb91f7522664c85545b147d5f4d4e7b1b07da8dcbdc",
-                "sha256:f81c96761fca60d64b1c9b79ec2e40cf9495a745cf570613079ef324aeb9672b"
+                "sha256:d5cd6ed995dba16fad0c521cfe31cd2d68400b53fcc2bce93326829be73ab6d1"
             ],
             "index": "pypi",
             "version": "==0.4.2"
         },
         "pyasn1-modules": {
             "hashes": [
-                "sha256:041e9fbafac548d095f5b6c3b328b80792f006196e15a232b731a83c93d59493",
-                "sha256:0cdca76a68dcb701fff58c397de0ef9922b472b1cb3ea9695ca19d03f1869787",
-                "sha256:0cea139045c38f84abaa803bcb4b5e8775ea12a42af10019d942f227acc426c3",
-                "sha256:0f2e50d20bc670be170966638fa0ae603f0bc9ed6ebe8e97a6d1d4cef30cc889",
                 "sha256:47fb6757ab78fe966e7c58b2030b546854f78416d653163f0ce9290cf2278e8b",
-                "sha256:598a6004ec26a8ab40a39ea955068cf2a3949ad9c0030da970f2e1ca4c9f1cc9",
-                "sha256:72fd8b0c11191da088147c6e4678ec53e573923ecf60b57eeac9e97433e09fc2",
-                "sha256:854700bbdd01394e2ada9c1bfbd0ed9f5d0c551350dbbd023e88b11d2771ae06",
-                "sha256:af00ea8f2022b6287dc375b2c70f31ab5af83989fc6fe9eacd4976ce26cd7ccc",
-                "sha256:b1f395cae2d669e0830cb023aa86f9f283b7a9aa32317d7f80d8e78aa2745812",
-                "sha256:c6747146e95d2b14cc2a8399b2b0bde3f93778f8f9ec704690d2b589c376c137",
-                "sha256:f53fe5bcebdf318f51399b250fe8325ef3a26d927f012cc0c8e0f9e9af7f9deb"
+                "sha256:af00ea8f2022b6287dc375b2c70f31ab5af83989fc6fe9eacd4976ce26cd7ccc"
             ],
             "index": "pypi",
             "version": "==0.2.1"
@@ -403,11 +389,11 @@
         },
         "werkzeug": {
             "hashes": [
-                "sha256:c3fd7a7d41976d9f44db327260e263132466836cef6f91512889ed60ad26557c",
-                "sha256:d5da73735293558eb1651ee2fddc4d0dedcfa06538b8813a2e20011583c9e49b"
+                "sha256:97660b282aa7e29f94f3fe378e5c7162d7ab9d601a8dbb1cbb2ffc8f0e54607d",
+                "sha256:cfd1281b1748288e59762c0e174d64d8bcb2b70e7c57bc4a1203c8825af24ac3"
             ],
             "index": "pypi",
-            "version": "==0.14.1"
+            "version": "==0.15.3"
         }
     },
     "develop": {}