Upgrade etesync dep.

package.json

@@ -7,7 +7,7 @@
     "@material-ui/icons": "^4.5.1",
     "@material-ui/lab": "^4.0.0-alpha.33",
     "@material-ui/styles": "^4.6.0",
-    "etesync": "^0.2.0",
+    "etesync": "^0.3.1",
     "ical.js": "^1.2.2",
     "immutable": "^4.0.0-rc.12",
     "localforage": "^1.7.3",

yarn.lock

@@ -4853,10 +4853,10 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
 
-etesync@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/etesync/-/etesync-0.2.0.tgz#11c6636118bd57f87d5588d095187690d2e00ad4"
-  integrity sha512-NKbbTRW68LqLkwShzW1KKSp+dGLIR9SRgU4IOetBi8CiYTn9yV/x+D0th7dY9GVbWm2bpRR+9axDBFzH5rSVZA==
+etesync@^0.3.1:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/etesync/-/etesync-0.3.1.tgz#2af257d5617679177d93fb8f6bdaf64462aa15e0"
+  integrity sha512-i97WjIBElLp2IRaWZtXoOfT+N0ehiUV+qhWCcJT+9To8VUBmIwA2ZzNP1yqn6yRYBjeJvrPQrBZBHiidC9OOGQ==
   dependencies:
     node-rsa "^1.0.6"
     sjcl "git+https://github.com/etesync/sjcl"
@@ -10509,9 +10509,9 @@ sisteransi@^1.0.3:
   resolved "https://registry.yarnpkg.com/sisteransi/-/sisteransi-1.0.3.tgz#98168d62b79e3a5e758e27ae63c4a053d748f4eb"
   integrity sha512-SbEG75TzH8G7eVXFSN5f9EExILKfly7SUvVY5DhhYLvfhKqhDFY0OzevWa/zwak0RLRfWS5AvfMWpd9gJvr5Yg==
 
-"sjcl@git+https://github.com/etesync/sjcl":
+"sjcl@git+https://github.com/etesync/sjcl.git":
   version "1.0.7"
-  resolved "git+https://github.com/etesync/sjcl#f259515e3c5cf8f437cdfa99c1cf0a8ad7321556"
+  resolved "git+https://github.com/etesync/sjcl.git#f259515e3c5cf8f437cdfa99c1cf0a8ad7321556"
 
 slash@^1.0.0:
   version "1.0.0"