Log Message:
gindent: update to 2.2.12.

Release notes for GNU indent version 2.2.12, Sep 2018

 * This release drops support for VMS and Watcom.
 * New options:
   * -pal / --pointer-align-left and -par / --pointer-align-right
   * -fnc / --fix-nested-comment
   * -gts / --gettext-strings
   * -slc / --single-line-conditionals
   * -as / --align-with-spaces
   * -ut / --use-tabs
   * -nut / --no-tabs
   * -sar / --spaces-around-initializers
   * -ntac / --dont-tab-align-comments
  * -linux preset now includes -nbs.
  * -kr preset now includes -par.
  * Indent now recognises C99 and C11 keywords, and also typeof.