fix indexes and keys resolution in arrays and hashes: when it's an Expression, resolve it; otherwise, use it as-is
fix indexes and keys resolution in arrays and hashes: when it's an Expression, resolve it; otherwise, use it as-is

Pike/l20n.js,zbraniecki/l20n,zbraniecki/l20n.js,zbraniecki/fluent.js,mail-apps/l20n.js,projectfluent/fluent.js,l20n/l20n.js,Pike/l20n.js,projectfluent/fluent.js,projectfluent/fluent.js,zbraniecki/l20n,zbraniecki/fluent.js,stasm/l20n.js,Swaven/l20n.js,stasm/python-l20n,mail-apps/l20n.js