Minor README improvements (#121)
Minor README improvements (#121)

* Make "skip to C/C++ section" a link
* Fix broken link to iconverticons.com
* Use `backticks` to be consistent with the sh-style `$` prompt in
  the Linux build instructions (`$(shell ...)` is Makefile syntax)
* Remove typo in designated initializer (.resizable repeated)
* Some minor grammar fixes
zserge/webview,zserge/webview,zserge/webview,zserge/webview