changed design containing static stylesheet vector and static rule_list
Merge branch 'css-rust' of https://github.com/webconvforge/servo-srid-libcss into css-rust

Conflicts:
	src/support/netsurfcss/sri-delhi-rust-libcss/libcss/select/select.rs
	src/support/netsurfcss/sri-delhi-rust-libcss/test/libcss/select-auto.rs
Fixed merge conflicts