diff --git a/check_modules.sh b/check_modules.sh
index 6708c9b..90f31ec 100755
--- a/check_modules.sh
+++ b/check_modules.sh
@@ -1,9 +1,9 @@
 #!/bin/bash -l
 #
-# Christoph Niethammer <niethammer@hlrs.de>, (c) 2012
+# Copyright (c) 2012-2015 Christoph Niethammer <niethammer@hlrs.de>
 #
 # Script checking the module environment for problems during module loading/unloading
-# 
+#
 # Usage:
 # check_modules.sh [MODULE]
 #
@@ -11,10 +11,10 @@
 #   MODULE   May be any valid module path as used for 'module avail [MODULE]'
 #
 
-# Command line options: 
-moduleclass=$1  # check only subset of modules 
+# Command line options:
+moduleclass=$1  # check only subset of modules
 
-# definitions for esear color output to display 
+# definitions for esear color output to display
 Color_Off='\e[0m'       # Text Reset
 IGreen='\e[0;92m'       # Intense Green
 IRed='\e[0;91m'         # Intense Red
@@ -24,7 +24,7 @@ LOGDIR=${LOGDIR:=$PWD}
 tmpdir=/tmp/check_modules-$USER
 mkdir -p $tmpdir
 logfile="$LOGDIR/check_modules.log"  # logfile with detailed information
-module_load_logfile="$tmpdir/.module_load.log"  # output of 'module load commands 
+module_load_logfile="$tmpdir/.module_load.log"  # output of 'module load commands
 module_rm_logfile="$tmpdir/.module_rm.log"  # output of 'module rm' commands
 module_clean_env_file="$tmpdir/.module_clean_env"  # original environment
 
@@ -51,17 +51,17 @@ echo "--------------------" >> $logfile
 for m_original in $(module av -t $moduleclass 2>&1); do
     if [[ $m_original =~ ^[A-Za-z] ]]; then # skip any non module line in output
         m=$(echo $m_original | sed -e 's/(.*)//') # Remove aliases e.g. (default)
-        echo -n "Checking $m_original ... " 
+        echo -n "Checking $m_original ... "
         echo "Checking $m_original ... " >> $logfile
 
         cmd="module load $m"
         echo $cmd >> $logfile
-        $cmd > $module_load_logfile 2>&1 
+        $cmd > $module_load_logfile 2>&1
         cat $module_load_logfile >> $logfile
         module li >>$logfile 2>&1
 
         # check if module was loaded and did not report errors during loading
-        if  module li -t 2>&1 | grep $m >/dev/null &&  ! grep ERROR $module_load_logfile >/dev/null  ; then 
+        if  module li -t 2>&1 | grep $m >/dev/null &&  ! grep ERROR $module_load_logfile >/dev/null  ; then
 
             cmd="module rm $m"
             echo $cmd >> $logfile
@@ -79,7 +79,7 @@ for m_original in $(module av -t $moduleclass 2>&1); do
                 echo "SUCCESS" >> $logfile
             fi
 
-        else 
+        else
             echo -e "${IRed}loading failed${Color_Off}"
             echo "ERROR: loading module '$m' failed" >> $logfile
             failed_modules=(${failed_modules[@]} $m)
@@ -104,7 +104,7 @@ for m_original in $(module av -t $moduleclass 2>&1); do
     fi
 done
 
-# clean up file storing the initial environment 
+# clean up file storing the initial environment
 rm -f $module_clean_env_file
 rm -rf $tmpdir
 
diff --git a/check_permissions.sh b/check_permissions.sh
index fe9ee19..e491098 100755
--- a/check_permissions.sh
+++ b/check_permissions.sh
@@ -2,8 +2,8 @@
 #
 # Script checking the right permissions for software installations:
 # Ordinary files must at least have permissions 664 and directories 755.
-# 
-# Christoph Niethammer <niethammer@hlrs.de> (C) 2010-2012
+#
+# Copyright (c) 2010-2015 Christoph Niethammer <niethammer@hlrs.de>
 #
 
 declare -r APP_NAME="${0##*/}"
@@ -33,7 +33,7 @@ Usage: $APP_NAME DIR
   -v, --verbose    Be more verbose (print list of found directories and files)
   --fixit          Fix permissions if possible (only working in verbose mode)
 
-Checks permissions in the given directories. Permissions for files must be 
+Checks permissions in the given directories. Permissions for files must be
 at least set to 664 and for directories must be exactly 775.
 
 EOF
@@ -57,7 +57,7 @@ if [ $# -lt 1 ]; then
     exit 0
 fi
 
-for arg in $@; do 
+for arg in $@; do
 	case $arg in
 	    --fixit)
 			FIX_PERMISSIONS=1
@@ -88,9 +88,9 @@ for arg in $@; do
     esac
 done
 
-echo "# Searching for directories which do not match '$DIR_PERMS' ..." 
+echo "# Searching for directories which do not match '$DIR_PERMS' ..."
 WRONG_DIRS=(`find $SEARCH_DIRS -type d ! -perm $DIR_PERMS -print`)
-echo "# Searching for files which do not match at least '$FILE_PERMS' ..." 
+echo "# Searching for files which do not match at least '$FILE_PERMS' ..."
 WRONG_FILES=(`find $SEARCH_DIRS -type f ! -perm -$FILE_PERMS -print`)
 
 
diff --git a/module_stats.py b/module_stats.py
index 4bde81f..8da053a 100755
--- a/module_stats.py
+++ b/module_stats.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python2.6
 #
-# Copyright(c) 2013      Christoph Niethammer <niethammer@hlrs.de> 
+# Copyright(c) 2013-2015 Christoph Niethammer <niethammer@hlrs.de>
 #
 
 import os
@@ -76,7 +76,7 @@ for logfilename in os.listdir(logdir) :
                     moduleusers[module][user] = moduleusers[module][user] + 1
 #        if ' swap' in line :
 #            print line.split()
-            
+
 print "-"*78
 print "Module statistics for " + startdate.strftime('%Y-%m-%d') + " - " + enddate.strftime('%Y-%m-%d')
 print "-"*78