Add Wall of Browser Bugs entry for #17438 / #14237

https://code.google.com/p/chromium/issues/detail?id=534750
Closes #17438
Closes #14237
[skip sauce]

Author: cvrebert

docs/_data/browser-bugs.yml

@@ -138,6 +138,16 @@
   origin: >
     Bootstrap#16372
 
+-
+  browser: >
+    Chrome
+  summary: >
+    `table-cell` borders not overlapping despite `margin-right: -1px`
+  upstream_bug: >
+    Chromium#534750
+  origin: >
+    Bootstrap#17438, Bootstrap#14237
+
 -
   browser: >
     Chrome (Windows & Linux)