Merge remote-tracking branch 'olasd/feature/cons' into sandbox/adderall

Conflicts:
	tests/compilers/test_ast.py
Merge branch 'feature/hy2py-params' into sandbox/adderall
Merge branch 'feature/hy-cmdline-interactive-spy' into sandbox/adderall
Merge branch 'feature/class-is-mangling' into sandbox/adderall

Conflicts:
	tests/lex/test_lex.py