[elpa] externals/dired-preview updated (64e3759612 -> b7fa058aa9)

[ELPA Syncer]

elpasync pushed a change to branch externals/dired-preview.

      from  64e3759612 Make stylistic tweaks to dired-preview-open-dwim
       new  85cbe82965 Add user option dired-preview-trigger-on-start
       new  b7fa058aa9 Make dired-preview-trigger-commands a user option


Summary of changes:
 README.org       | 13 ++++++++++++-
 dired-preview.el | 51 ++++++++++++++++++++++++++++++++++-----------------
 2 files changed, 46 insertions(+), 18 deletions(-)