master updated (9c850abd -> d7f1d281)

[Arash Esbati]

esbati pushed a change to branch master.

      from  9c850abd  Lift required GNU Emacs version to 27.1
       new  5b50b1e2  Set the safe-local-variable property with the :safe 
keyword
       new  77a02f83  Mark options as buffer-local with the :local keyword
       new  96cad452  ; Use `defvar-local'
       new  d7f1d281  ; * tex.el (TeX-auto-parse-length): Fix Typo.


Summary of changes:
 context.el    | 12 ++++-----
 font-latex.el | 14 +++++-----
 latex.el      | 32 +++++++++++-----------
 preview.el.in | 70 +++++++++++++++++++-----------------------------
 tex-style.el  | 10 +++----
 tex.el        | 86 ++++++++++++++++++++++++++++-------------------------------
 6 files changed, 100 insertions(+), 124 deletions(-)