Update katex to 0.7.1

package.json

@@ -56,7 +56,7 @@
     "font-awesome": "^4.3.0",
     "immutable": "^3.8.1",
     "js-sequence-diagrams": "^1000000.0.6",
-    "katex": "^0.6.0",
+    "katex": "^0.7.1",
     "lodash": "^4.11.1",
     "markdown-it": "^6.0.1",
     "markdown-it-checkbox": "^1.1.0",

yarn.lock

@@ -1,7 +1,5 @@
 # THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
 # yarn lockfile v1
-
-
 "@rokt33r/markdown-it-math@^4.0.1":
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/@rokt33r/markdown-it-math/-/markdown-it-math-4.0.2.tgz#87c7172f459833b05e406cfc846e0c0b7ebc24ef"
@@ -3720,9 +3718,9 @@ jsx-ast-utils@^1.3.3:
   dependencies:
     object-assign "^4.1.0"
 
-katex@^0.6.0:
-  version "0.6.0"
-  resolved "https://registry.yarnpkg.com/katex/-/katex-0.6.0.tgz#12418e09121c05c92041b6b3b9fb6bab213cb6f3"
+katex:
+  version "0.7.1"
+  resolved "https://registry.yarnpkg.com/katex/-/katex-0.7.1.tgz#06bb5298efad05e1e7228035ba8e1591f3061b8f"
   dependencies:
     match-at "^0.1.0"
 
@@ -6672,3 +6670,4 @@ yauzl@2.4.1:
   resolved "https://registry.yarnpkg.com/yauzl/-/yauzl-2.4.1.tgz#9528f442dab1b2284e58b4379bb194e22e0c4005"
   dependencies:
     fd-slicer "~1.0.1"
+