upgrade katex to 0.12, wiki load

yarn.lock

@@ -30,13 +30,6 @@
     chalk "^2.0.0"
     js-tokens "^4.0.0"
 
-"@hydrooj/markdown-it-katex@^2.1.1":
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/@hydrooj/markdown-it-katex/-/markdown-it-katex-2.1.1.tgz#0b656483b912593e2a927360592462770e329f25"
-  integrity sha512-uOinvM64Y8XPxbsLLPHcOYt0A6eBqnZQUkN6ynWu/pLwD+a3pPnKvBhBi+BHETMGPMJpxXiAWGgs5qqnVN8Hvg==
-  dependencies:
-    katex "^0.11.1"
-
 "@nodelib/fs.scandir@2.1.3":
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz#3a582bdb53804c6ba6d146579c46e52130cf4a3b"
@@ -470,6 +463,11 @@
   resolved "https://registry.yarnpkg.com/@types/json5/-/json5-0.0.29.tgz#ee28707ae94e11d2b827bcbe5270bcea7f3e71ee"
   integrity sha1-7ihweulOEdK4J7y+UnC86n8+ce4=
 
+"@types/katex@^0.11.0":
+  version "0.11.0"
+  resolved "https://registry.yarnpkg.com/@types/katex/-/katex-0.11.0.tgz#b16c54ee670925ffef0616beae9e90c557e17334"
+  integrity sha512-27BfE8zASRLYfSBNMk5/+KIjr2CBBrH0i5lhsO04fca4TGirIIMay73v3zNkzqmsaeIa/Mi5kejWDcxPLAmkvA==
+
 "@types/keygrip@*":
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/@types/keygrip/-/keygrip-1.0.2.tgz#513abfd256d7ad0bf1ee1873606317b33b1b2a72"
@@ -3819,10 +3817,10 @@ jszip@^3.2.2:
     readable-stream "~2.3.6"
     set-immediate-shim "~1.0.1"
 
-katex@^0.11.1:
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/katex/-/katex-0.11.1.tgz#df30ca40c565c9df01a466a00d53e079e84ffaa2"
-  integrity sha512-5oANDICCTX0NqYIyAiFCCwjQ7ERu3DQG2JFHLbYOf+fXaMoH8eg/zOq5WSYJsKMi/QebW+Eh3gSM+oss1H/bww==
+katex@^0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/katex/-/katex-0.12.0.tgz#2fb1c665dbd2b043edcf8a1f5c555f46beaa0cb9"
+  integrity sha512-y+8btoc/CK70XqcHqjxiGWBOeIL8upbS0peTPXTvgrh21n1RiWWcIpSWM+4uXq+IAgNh9YYQWdc7LVDPDAEEAg==
   dependencies:
     commander "^2.19.0"