chmod setup downloaded .run file to be able to get executed by the setup script. Add .desktop files and logo. Fixes #6

run_complete_installation.sh

@@ -4,7 +4,8 @@ python -m venv venv
 source ./venv/bin/activate
 pip3 install -r requirements.txt
 echo "Setting up directory structure..."
-./setup_directories.sh
+./setup_directories.sh $1
 python3 ./main.py $1
+chmod +x ./DaVinci_Resolve_*_Linux.run
 ./setup_resolve.sh
 install -Dm755 resolve.sh /app/bin/resolve.sh