brought back the old symlink resolving logic, works better

.gitignore

@@ -1,3 +1,3 @@
 /vendor/
 .idea/
-nohup.out
+*nohup.out

bin/download-binaries.bash

@@ -1,6 +1,12 @@
 #!/usr/bin/env bash
-DIR=$(dirname $(readlink -f "$0"))
-cd $DIR;
+source="${BASH_SOURCE[0]}"
+while [ -h "$source" ]; do # resolve $SOURCE until the file is no longer a symlink
+  dir="$( cd -P "$( dirname "$source" )" && pwd )"
+  source="$(readlink "$source")"
+  [[ $source != /* ]] && source="$dir/$source" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+dir="$( cd -P "$( dirname "$source" )" && pwd )"
+cd $dir;
 set -e
 set -u
 set -o pipefail
@@ -22,7 +28,7 @@ currentChromedriverVersionFile=current_chromedriver_version.txt
 firefoxdriverVersion=0.15.0
 firefoxdriverFile=geckodriver
 
-cd $DIR/../binaries/
+cd $dir/../binaries/
 if [[ $? != 0 ]]
 then
     echo "Failed cd-ing into the the binaries folder, aborting"

bin/selenium-background-run.bash

@@ -1,14 +1,20 @@
 #!/usr/bin/env bash
-DIR=$(dirname $(readlink -f "$0"))
-cd $DIR
+source="${BASH_SOURCE[0]}"
+while [ -h "$source" ]; do # resolve $SOURCE until the file is no longer a symlink
+  dir="$( cd -P "$( dirname "$source" )" && pwd )"
+  source="$(readlink "$source")"
+  [[ $source != /* ]] && source="$dir/$source" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+dir="$( cd -P "$( dirname "$source" )" && pwd )"
+cd $dir;
 
 source ./download-binaries.bash
 
 echo '' > nohup.out
 echo "
 Starting Selenium in the Background
 "
-nohup $DIR/selenium-run.bash "$@" &
+nohup $dir/selenium-run.bash "$@" &
 
 sleep 2
 

bin/selenium-run.bash

@@ -1,6 +1,12 @@
 #!/usr/bin/env bash
-DIR=$(dirname $(readlink -f "$0"))
-cd $DIR;
+source="${BASH_SOURCE[0]}"
+while [ -h "$source" ]; do # resolve $SOURCE until the file is no longer a symlink
+  dir="$( cd -P "$( dirname "$source" )" && pwd )"
+  source="$(readlink "$source")"
+  [[ $source != /* ]] && source="$dir/$source" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+dir="$( cd -P "$( dirname "$source" )" && pwd )"
+cd $dir;
 set -e
 set -u
 set -o pipefail
@@ -57,7 +63,7 @@ fi
 echo "Now Starting Selenium"
 
 echo "Killing if already running:"
-bash $DIR/selenium-stop.bash
+bash $dir/selenium-stop.bash
 
 
 if [[ "$@" =~ .*firefox.* ]]