[nongnu] elpa/pdf-tools updated (a8847b75d3 -> 5b1c367f36)

[ELPA Syncer]

elpasync pushed a change to branch elpa/pdf-tools.

      from  a8847b75d3 Adapt Emacs' easy-menu change #50
       new  d866c8749a Ignore compilation artifacts
       new  c5e6be6908 Indentation and code-quality fixes
       new  ca83d66265 Fix checkdoc errors in pdf-tools lisp code
       new  69e06e2268 Clean up and re-organize the README
       new  1993c5c3ab Add NonGNU ELPA badge to README.org
       new  5b1c367f36 Clean up NEWS and prepare for a v0.91 release


Summary of changes:
 .gitignore             |   4 +
 NEWS                   | 132 +++++---------
 README.org             | 473 ++++++++++++++++++++++++++++++++++---------------
 lisp/pdf-annot.el      | 244 +++++++++++++++----------
 lisp/pdf-cache.el      |  83 ++++++---
 lisp/pdf-dev.el        |   8 +-
 lisp/pdf-history.el    |  12 +-
 lisp/pdf-info.el       | 149 ++++++++--------
 lisp/pdf-isearch.el    |   2 +-
 lisp/pdf-misc.el       |  11 +-
 lisp/pdf-occur.el      |  70 ++++----
 lisp/pdf-outline.el    |  65 +++----
 lisp/pdf-sync.el       |  50 ++----
 lisp/pdf-tools.el      |  28 ++-
 lisp/pdf-util.el       | 134 +++++++-------
 lisp/pdf-view.el       |  17 +-
 lisp/pdf-virtual.el    |   1 +
 test/pdf-cache-test.el |   3 +-
 test/pdf-sync-test.el  |   2 +-
 test/pdf-tools-test.el |   2 +-
 test/pdf-util-test.el  |   2 +-
 test/test-helper.el    |   9 +-
 22 files changed, 869 insertions(+), 632 deletions(-)