Added completion for dirs plugin

completion/available/dirs.completion.bash

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+# Bash completion support for the 'dirs' plugin (commands G, R).
+
+_dirs-complete() {
+    local CURRENT_PROMPT="${COMP_WORDS[COMP_CWORD]}"
+
+    # parse all defined shortcuts from ~/.dirs
+    if [ -r $HOME/.dirs ]; then
+        COMPREPLY=($(compgen -W "$(grep -v '^#' ~/.dirs | sed -e 's/\(.*\)=.*/\1/')" -- ${CURRENT_PROMPT}) )
+    fi
+
+    return 0
+}
+
+complete -o default -o nospace -F _dirs-complete G R