[elpa] externals/marginalia updated (47898d1 -> d3773f8)

[ELPA Syncer]

elpasync pushed a change to branch externals/marginalia.

      from  47898d1   marginalia--symbol-class: Use improved variable modified 
indicator
       new  c2cb263   Add short usage section to the README (#108)
       new  d3773f8   README adjustments


Summary of changes:
 README.org | 10 ++++++++++
 1 file changed, 10 insertions(+)