New site design for index/downloads/rocks/documentation pages

.gitignore

doc/CMakeLists.txt

doc/developer/CMakeLists.txt

doc/developer/tnt.css

doc/user/CMakeLists.txt

doc/user/tnt-html-chunk.xsl

doc/user/tnt-html.xsl

doc/www/.gitignore

doc/www/CMakeLists.txt

doc/www/content/doc/box-protocol.rst

doc/www/content/doc/faq.rst

doc/www/content/doc/intro.rst

doc/www/content/js/ie8.js

doc/www/content/js/index_tabs.js

doc/www/content/js/main.js

doc/www/content/js/old_tabs.js

doc/www/content/js/select.js

doc/www/content/newsite/documentation.yml

doc/www/content/newsite/download.yml.in

doc/www/content/newsite/index.yml