nginx support
cherry-picked from Tomato-RAF
This commit include also:
- spawn-fcgi support for PHP. Now we can enable PHP support from GUI.
- new zlib support (Makefile changes). Fix co-operation with PHP
- add some new module for PHP
- fix button support for AC56. WPS button is now as AOSS. Power button is now AOSS led (blink when we push WPS button)
- fix wireless support for AC56 (rc/init.c). Now 80MHz of channel width works for me.
- images for AC56U, AC68U and AC68R are the same well we can just copy images for each router (Makefile)
- rewised www/index.html for nginx
- phpinfo.php file added to /www directory
19 files changed: