Merge pull request #452 from yannayl/patch-1

added 'shell' command to bash-completion

priv/shell-completion/bash/rebar

@@ -39,6 +39,7 @@ _rebar()
         prepare-deps \
         qc \
         refresh-deps \
+        shell \
         update-deps \
         version \
         xref \

priv/shell-completion/zsh/_rebar

@@ -66,6 +66,7 @@ _rebar () {
         'profiler[Select profiler]::flag:(fprof eflame)' \
         'nodeid[Node id]:' \
         'root_dir[Reltool config root directory]::directory:_files -/' \
+        'shell[Start a shell similar to erl -pa ebin -pa deps/*/ebin]' \
         'skip_deps[Skip deps]::flag:(true false)' \
         'skip_apps[Application names to not process]::flag:(true false)' \
         'target_dir[Target directory]:' \