added codeigniter (v2.1.3), and atlas-js submodule;
customized deployment setup via .htaccess;

Signed-off-by: Harry Truong <harry.truong@redcross.org>
early implementation of require-js integration;
updated require-js module;
see spec.txt

Signed-off-by: Harry Truong <harry.truong@redcross.org>