hightlightjs: update to master again with custom build process

```
cd /repos/highlightjs
DEST=/projects/sites/themes/hyde-x/static/
gff && git reset --hard
rm -rf build
SYNTAXES="
'Protocol Buffers'
Apache
Bash
C++
'Cap’n Proto'
Clojure
Diff
Elixir
Erlang
'Erlang REPL'
Go
HTTP
Ini
JSON
JavaScript
Lisp
Lua
Makefile
Markdown
Nginx
OCaml
Perl
Python
Ruby
Rust
Scheme
'Vim Script'
"
node tools/build.js -t browser $SYNTAXES
cp build/highlight.pack.js $DEST/js/
rsync -rivPh --del /repos/highlight.js/src/styles/ $DEST/css/highlight/
```