Update various config files
Update submodules

* modules/dircolors 3bb7c33...9fd3e71 (1):
  > Merge pull request #20 from malathion/master

* modules/taghighlight 23260f1...9ab783f:
  Warn: modules/taghighlight doesn't contain commit 23260f1d56fb4f3c9f07cc8d37d392928570c85b

* modules/vimpager c0e7ade...af707ef (10):
  > release 1.8.3
  > require bash or ksh for vimcat, fix indents
  > fix copyright, add last 3 contributors
  > reexec under bash/ksh when possible #63
  > doc/license updates
  > Merge pull request #70 from aroig/clargs
  > Merge pull request #69 from aroig/manpage
  > Merge pull request #62 from lucc/master
  > Merge pull request #68 from dfechner/master
  > copy vimpager.md to README.md for github