Removed shopt histappend because history is already appended by __prompt, this caused duplication.

26de845c · nimrod · c9729154 · 26de845c
Commit 26de845c authored 6 years ago by nimrod
--- a/.bashrc
+++ b/.bashrc
@@ -260,7 +260,6 @@ __prompt () {

 if [ -n "${BASH:-}" ]
 then
-    shopt -s histappend
    shopt -s checkwinsize
    shopt -s cmdhist
    # shellcheck disable=SC1091