diff --git a/package.json b/package.json
index ca6ec22..3f3dfec 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "node-sass": "^4.11.0",
     "sass-loader": "^10.1.1",
     "terser": "3.14.1",
-    "vue-material": "1.0.0-beta-11",
+    "vue-material": "1.0.0-beta-15",
     "vue-router": "^3.5.1",
     "vue-template-compiler": "^2.6.12",
     "vuejs-google-maps": "^0.0.12"
diff --git a/yarn.lock b/yarn.lock
index a5f2267..b01f1cb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5031,6 +5031,11 @@ form-data@~2.3.2:
     combined-stream "^1.0.6"
     mime-types "^2.1.12"
 
+format-thousands@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/format-thousands/-/format-thousands-1.1.1.tgz#7975bee30338d9006390da5831db0b41c323fbfa"
+  integrity sha1-eXW+4wM42QBjkNpYMdsLQcMj+/o=
+
 forwarded@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
@@ -5215,6 +5220,11 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
+github-buttons@^2.8.0:
+  version "2.14.4"
+  resolved "https://registry.yarnpkg.com/github-buttons/-/github-buttons-2.14.4.tgz#f4b335d1af235bfb4a4598162e8f2ca190635124"
+  integrity sha512-Fikb6lylJ2skQnoBaEv9m1yc6QwA8qbRFMRFWU08tMKXpbaql1LMKCghBAiuNpiWiGA25NiKuFO0oeD63030Kw==
+
 glob-base@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/glob-base/-/glob-base-0.3.0.tgz#dbb164f6221b1c0b1ccf82aea328b497df0ea3c4"
@@ -7941,6 +7951,11 @@ node-cache@^4.1.1:
     clone "2.x"
     lodash "^4.17.15"
 
+node-fetch@^2.3.0:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
+  integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
+
 node-forge@^0.10.0:
   version "0.10.0"
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.10.0.tgz#32dea2afb3e9926f02ee5ce8794902691a676bf3"
@@ -8301,6 +8316,11 @@ open@^6.3.0:
   dependencies:
     is-wsl "^1.1.0"
 
+opencollective-postinstall@^2.0.2:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/opencollective-postinstall/-/opencollective-postinstall-2.0.3.tgz#7a0fff978f6dbfa4d006238fbac98ed4198c3259"
+  integrity sha512-8AV/sCtuzUeTo8gQK5qDZzARrulB3egtLzFgteqB2tcT4Mw7B8Kt7JcDHmltjz6FOAHsvTevk70gZEbhM4ZS9Q==
+
 opener@^1.5.1:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/opener/-/opener-1.5.2.tgz#5d37e1f35077b9dcac4301372271afdeb2a13598"
@@ -11092,7 +11112,7 @@ tsconfig@^7.0.0:
     strip-bom "^3.0.0"
     strip-json-comments "^2.0.0"
 
-tslib@^1.9.0:
+tslib@^1.9.0, tslib@^1.9.3:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
@@ -11445,6 +11465,22 @@ vue-eslint-parser@^7.6.0:
     esquery "^1.4.0"
     lodash "^4.17.15"
 
+vue-github-button@^1.2.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/vue-github-button/-/vue-github-button-1.3.0.tgz#a4da317a3b93d05824768b3916a0d22fa91603be"
+  integrity sha512-Cc92t+GBLwBPhwtHSvKXjbx07U3+6xdi+eR+s9c734tHbndipCLenJjLVkgErNhKZ0EvDjRyuu8Hu69gg9/TxQ==
+  dependencies:
+    github-buttons "^2.8.0"
+
+vue-github-buttons@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/vue-github-buttons/-/vue-github-buttons-3.1.0.tgz#eaea2ba0b7e0df5a7fd1c61ba37dabf7553dd79a"
+  integrity sha512-x0b9bdhP5xZOD5kQ9+nnCzvKqVyHb4moqN2l06mjYB/k2WRdW5jiAWlneUgoPFwPvcqM40vrTDXVvBrS0MMlEQ==
+  dependencies:
+    format-thousands "^1.1.1"
+    node-fetch "^2.3.0"
+    tslib "^1.9.3"
+
 vue-hot-reload-api@^2.3.0:
   version "2.3.4"
   resolved "https://registry.yarnpkg.com/vue-hot-reload-api/-/vue-hot-reload-api-2.3.4.tgz#532955cc1eb208a3d990b3a9f9a70574657e08f2"
@@ -11478,10 +11514,15 @@ vue-loader@^15.7.0:
     vue-hot-reload-api "^2.3.0"
     vue-style-loader "^4.1.0"
 
-vue-material@1.0.0-beta-11:
-  version "1.0.0-beta-11"
-  resolved "https://registry.yarnpkg.com/vue-material/-/vue-material-1.0.0-beta-11.tgz#11baf0cdb22a35d35859c619099d6c3cb3cc2cc3"
-  integrity sha512-1+dIVkQafMIA/zNONb7OwGaTjAxaWk/JhUA2/FInQvbArxf1ToKB+yIdeSfzopQ1KICnBTAmk9E0Vdr5p4MWNA==
+vue-material@1.0.0-beta-15:
+  version "1.0.0-beta-15"
+  resolved "https://registry.yarnpkg.com/vue-material/-/vue-material-1.0.0-beta-15.tgz#949025464f8fe2ff3b9be2ba1365d9eab770ad8a"
+  integrity sha512-nNC1mF1BQNKsyEjRXPYxweYlIOcVE9rK4LeeyppOU6h4vgQnZuNmlGIRnl6fUe8dj+x7c5x5/qydLhJRabPMng==
+  dependencies:
+    opencollective-postinstall "^2.0.2"
+    vue-github-button "^1.2.0"
+    vue-github-buttons "^3.1.0"
+    vue-toc "0.0.1"
 
 vue-router@^3.5.1:
   version "3.5.1"
@@ -11509,7 +11550,14 @@ vue-template-es2015-compiler@^1.6.0, vue-template-es2015-compiler@^1.9.0:
   resolved "https://registry.yarnpkg.com/vue-template-es2015-compiler/-/vue-template-es2015-compiler-1.9.1.tgz#1ee3bc9a16ecbf5118be334bb15f9c46f82f5825"
   integrity sha512-4gDntzrifFnCEvyoO8PqyJDmguXgVPxKiIxrBKjIowvL9l+N66196+72XVYR8BBf1Uv1Fgt3bGevJ+sEmxfZzw==
 
-vue@^2.6.12:
+vue-toc@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/vue-toc/-/vue-toc-0.0.1.tgz#6a4dfa9c144445679705cd7b991a1a73ac080cc0"
+  integrity sha512-RZfVgLzk/kpEmk05ptvU/+x3TVo4Ai4BBARvV4iCurR9bJsAqnnrqwjEBKnEG+s6NT0yQ6EY0JMGViyOUGysDw==
+  dependencies:
+    vue "^2.6.10"
+
+vue@^2.6.10, vue@^2.6.12:
   version "2.6.12"
   resolved "https://registry.yarnpkg.com/vue/-/vue-2.6.12.tgz#f5ebd4fa6bd2869403e29a896aed4904456c9123"
   integrity sha512-uhmLFETqPPNyuLLbsKz6ioJ4q7AZHzD8ZVFNATNyICSZouqP2Sz0rotWQC8UNBF6VGSCs5abnKJoStA6JbCbfg==