Fix shebang coding style

apps/CELAR/verification.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 set -ev
 # Set default values, if variables are unset
 DATASET=${DATASET-"SCEN06"}

apps/Hadoop/progress.plt

@@ -1,4 +1,4 @@
-#! /usr/bin/env gnuplot
+#!/usr/bin/gnuplot
 
 set terminal svg size 1680,844 name "Search_Tree"
 set output "progress.svg"

apps/Hadoop/rounds.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 
 : ${HD_HOME?"Please set the envinonment variable HD_HOME, by executing the command e.g. 'export HD_HOME=/usr/local/hd'"}
 

apps/ITC/verification/test.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 set -ev
 # Set default values, if variables are unset
 METHOD=${METHOD-"DBS"}

apps/XCSP3/verification/common_functions.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 
 get_solution_cost() {
     grep "^o -\?[[:digit:]]\+$" $SOLUTION | tail -1 | \

apps/XCSP3/verification/test.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 
 install_validator() {
     # Install XCSP3 Checker

apps/verification/test.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 set -ev
 MEM_CHECK="valgrind -q --leak-check=full --error-exitcode=1"
 # Validate 3 Queens empty set of solutions