[elpa] externals/logos updated (521cbda1ab -> 18988a5d8c)

[ELPA Syncer]

elpasync pushed a change to branch externals/logos.

      from  521cbda1ab Add package keywords
       new  187081f922 Add Olivetti; more options; abstract state change
       new  9491e42924 Fix typo
       new  1cf1173f0a Explain how to target specific Org heading levels
       new  18988a5d8c Note devel changes


Summary of changes:
 README.org |  78 +++++++++++++++++++++++++++++-------------
 logos.el   | 114 ++++++++++++++++++++++++++++++++++++++++++++++---------------
 2 files changed, 142 insertions(+), 50 deletions(-)