Some small cleanup

configure/E3/RULES_REQUIRE

@@ -15,9 +15,7 @@ E3_CONFIG_FILE    := $(TOP)/tools/e3.cfg
 E3_TEST_SCRIPT    := $(TOP)/tools/test_installed_modules.sh
 #
 E3_SHELL_FILES    := $(wildcard $(E3_MODULE_SRC_PATH)/tools/iocsh*.bash)
-#E3_IOC_CFG_FILES  := $(E3_MODULE_SRC_PATH)/tools/iocsh_functions
 E3_IOC_CFG_FILES  += $(E3_ESSENVCFG_FILE)
-#E3_IOC_CFG_FILES  += $(E3_CONFIG_FILE)
 E3_IOC_CFG_FILES  += $(E3_MODULE_SRC_PATH)/tools/setE3Env.bash
 E3_IOC_CFG_FILES  += $(E3_MODULE_SRC_PATH)/tools/promptE3Env.bash
 E3_REQUIRE_CONF_FILES := $(filter-out $(FILE_FILTER), $(wildcard $(TOP)/configure/modules/*))

require-ess/tools/iocsh_functions.bash

+#!/usr/bin/env bash
 # -*- mode: sh -*-
 #
 #  Copyright (c) 2004 - 2017    Paul Scherrer Institute
@@ -494,7 +495,7 @@ function help() {
         printf "Options:\n\n"
         printf "  -?, -h, --help   Show this page and exit.\n"
         printf "  -v, --version    Show version and exit.\n"
-        printf "  -e env_file,     Load a given environment file 'env_file'.\n"
+        printf "  -e 'env_file'    Load a given environment file 'env_file'.\n"
         printf "  -c 'cmd args'    Ioc shell command.\n"
         printf "  -l 'cell path'   Run Ioc with a cell path.\n"
         printf "  -s 'prog m=v'    Sequencer program (and arguments), run with 'seq'.\n"
@@ -502,7 +503,7 @@ function help() {
         printf "  -r module[,ver]  Modue (optionally with version) loaded via 'require'.\n"
         printf "  -dg              Run with debugger gdb.\n"
         printf "  -dv              Run with valgrind.\n"
-
+        printf "  -n               Run with 'nice --10' (requires sudo).\n"
         printf "  @file            More arguments are read from file.\n\n"
         printf "Supported filetypes:\n\n"
         printf " *.db, *.dbt, *.template  loaded via 'dbLoadRecords'\n"