rl-next: Fix and support markdown frontmatter syntax (cherry picked from commit 69b7876a0810269ad71807594cfd99b26cd8a5ff) Change-Id: I8bfb8967af0943080fdd70d257c34abaf0a9fedf
I8bfb8967af0943080fdd70d257c34abaf0a9fedf
Pass positions when evaluating (cherry picked from commit c8458bd731eb1c74159bebe459ea00165e056b65) Change-Id: I1b4a5d58973be6264ffdb23b4492da200fdb71be
I1b4a5d58973be6264ffdb23b4492da200fdb71be