Release Commodore · sass/libsass

Features

Reverts accidental 3.5 feature - trailing commas in parameters and arguments (@xzyfer)
Reverts accidental breaking change - remove current working directory from search paths (@xzyfer)
Fix some memory corruptions (@mgreter, #2484)
Fix CI instability (@xzyfer)
Fix CI for 3.4 release (@xzyfer)
Fix links in Markdown after Github changed its parser (@mgreter)
Fix potential stack overflow (@mgreter, #2438)
Fix file content malloc to avoid reading beyond buffer (@mgreter, #2439)
Fix segfault in at-root cssize edge-case (@mgreter, #2437)
Fix ref-counted value handling in if function (@mgreter, #2437)
Fix segfault in selector append edge-case (@mgreter, #2437)
Fix segfault in parser edge case (@mgreter, #2450)
Fix usage of non-portable strdup (@asottile, #2459)
Fix case-sensitive lookup to parse colors (@asottile, #2462)
Fix selector parsing and url regression (@mgreter, #2429)