Kubernetes 1.8 reference docs (#5632)

* Kubernetes 1.8 reference docs

* Kubectl reference docs for 1.8

* Update side bar with 1.8 kubectl and api ref docs links

docs/api-reference/v1.8/node_modules/highlight.js/lib/languages/vbscript.js

@@ -0,0 +1,38 @@
+module.exports = function(hljs) {
+  return {
+    aliases: ['vbs'],
+    case_insensitive: true,
+    keywords: {
+      keyword:
+        'call class const dim do loop erase execute executeglobal exit for each next function ' +
+        'if then else on error option explicit new private property let get public randomize ' +
+        'redim rem select case set stop sub while wend with end to elseif is or xor and not ' +
+        'class_initialize class_terminate default preserve in me byval byref step resume goto',
+      built_in:
+        'lcase month vartype instrrev ubound setlocale getobject rgb getref string ' +
+        'weekdayname rnd dateadd monthname now day minute isarray cbool round formatcurrency ' +
+        'conversions csng timevalue second year space abs clng timeserial fixs len asc ' +
+        'isempty maths dateserial atn timer isobject filter weekday datevalue ccur isdate ' +
+        'instr datediff formatdatetime replace isnull right sgn array snumeric log cdbl hex ' +
+        'chr lbound msgbox ucase getlocale cos cdate cbyte rtrim join hour oct typename trim ' +
+        'strcomp int createobject loadpicture tan formatnumber mid scriptenginebuildversion ' +
+        'scriptengine split scriptengineminorversion cint sin datepart ltrim sqr ' +
+        'scriptenginemajorversion time derived eval date formatpercent exp inputbox left ascw ' +
+        'chrw regexp server response request cstr err',
+      literal:
+        'true false null nothing empty'
+    },
+    illegal: '//',
+    contains: [
+      hljs.inherit(hljs.QUOTE_STRING_MODE, {contains: [{begin: '""'}]}),
+      hljs.COMMENT(
+        /'/,
+        /$/,
+        {
+          relevance: 0
+        }
+      ),
+      hljs.C_NUMBER_MODE
+    ]
+  };
+};