[nongnu] elpa/gruvbox-theme updated (b9e661e2e1 -> 921bfd7a2f)

[ELPA Syncer]

elpasync pushed a change to branch elpa/gruvbox-theme.

      from  b9e661e2e1 Fix the default color for foreground text and cursor
       new  c000d25b9e Add *.elc to .gitignore
       new  bf815732f3 Add NonGNU ELPA instructions to README.md
       new  638c886a31 Fix MELPA URL in README.md and improve wording
       new  921bfd7a2f Better use of colors for Proof General


Summary of changes:
 .gitignore |  1 +
 README.md  | 17 ++++++++++++-----
 gruvbox.el |  7 +++++++
 3 files changed, 20 insertions(+), 5 deletions(-)