Changed escape codes to make terminal colors work on MacOS

start.sh

@@ -1,13 +1,13 @@
 #!/bin/bash
 
-echo -e "\e[92m"      
+echo -e "\033[92m"      
 echo " _       __     __    ____  ____  __  ___"
 echo "| |     / /__  / /_  / __ \/ __ \/  |/  /"
 echo "| | /| / / _ \/ __ \/ / / / / / / /|_/ / "
 echo "| |/ |/ /  __/ /_/ / /_/ / /_/ / /  / /  "
 echo "|__/|__/\___/_.___/\____/_____/_/  /_/   "
 echo                          
-echo -e "\e[39m"
+echo -e "\033[39m"
 
 almost_there(){
     echo 
@@ -20,7 +20,7 @@ almost_there(){
 python -c "import sys;ret = 1 if sys.version_info <= (3, 0) else 0;print('Checking python version... ' + ('3.x, good!' if ret == 0 else '2.x'));sys.exit(ret);"
 if [ $? -ne 0 ]; then
 	almost_there
-    echo -e "\e[33mYour system is currently using Python 2.x. You need to install or configure your system to use Python 3.x. Check out http://docs.python-guide.org/en/latest/dev/virtualenvs/ for information on how to setup Python 3.x alongside your Python 2.x install.\e[39m"
+    echo -e "\033[33mYour system is currently using Python 2.x. You need to install or configure your system to use Python 3.x. Check out http://docs.python-guide.org/en/latest/dev/virtualenvs/ for information on how to setup Python 3.x alongside your Python 2.x install.\033[39m"
     echo
     exit
 fi
@@ -29,7 +29,7 @@ fi
 python -c "import sys;import re;import subprocess;version = subprocess.Popen([\"gdalinfo\", \"--version\"], stdout=subprocess.PIPE).communicate()[0].decode().rstrip();ret = 0 if re.compile('^GDAL [2-9]\.[1-9]+').match(version) else 1; print('Checking GDAL version... ' + ('{}, excellent!'.format(version) if ret == 0 else version));sys.exit(ret);"
 if [ $? -ne 0 ]; then
 	almost_there
-    echo -e "\e[33mYour system is currently using a version of GDAL that is too old, or GDAL is not installed. You need to install or configure your system to use GDAL 2.1 or higher. If you have installed multiple versions of GDAL, make sure the newer one takes priority in your PATH environment variable.\e[39m"
+    echo -e "\033[33mYour system is currently using a version of GDAL that is too old, or GDAL is not installed. You need to install or configure your system to use GDAL 2.1 or higher. If you have installed multiple versions of GDAL, make sure the newer one takes priority in your PATH environment variable.\033[39m"
     echo
     exit
 fi

webodm.sh

@@ -26,10 +26,10 @@ usage(){
 }
 
 check_command(){
-	check_msg="\e[92m\e[1m OK\e[0m\e[39m"
+	check_msg="\033[92m\033[1m OK\033[0m\033[39m"
 	hash $1 2>/dev/null || not_found=true 
 	if [[ $not_found ]]; then
-		check_msg="\e[91m can't find $1! Check that the program is installed before launching WebODM. $2\e[39m"
+		check_msg="\033[91m can't find $1! Check that the program is installed before launching WebODM. $2\033[39m"
 	fi
 
 	echo -e "Checking for $1... $check_msg"
@@ -42,8 +42,8 @@ environment_check(){
 	check_command "docker" "https://www.docker.com/"
 	check_command "git" "https://git-scm.com/downloads"
 	check_command "python" "https://www.python.org/downloads/"
-	check_command "pip" "Run \e[1msudo easy_setup pip\e[0m"
-	check_command "docker-compose" "Run \e[1mpip install docker-compose\e[0m"	
+	check_command "pip" "Run \033[1msudo easy_install pip\033[0m"
+	check_command "docker-compose" "Run \033[1mpip install docker-compose\033[0m"	
 }
 
 run(){
@@ -60,7 +60,7 @@ rebuild(){
 	run "rm -fr node_modules/"
 	run "rm -fr nodeodm/external/node-OpenDroneMap"
 	run "docker-compose build --no-cache"
-	echo -e "\e[1mDone!\e[0m You can now start WebODM by running ./$0 start"
+	echo -e "\033[1mDone!\033[0m You can now start WebODM by running ./$0 start"
 }
 
 if [[ $1 = "start" ]]; then