update doc, scripts (from bitbucket)

scripts/dependencies_config.sh

 #!/bin/bash
 
+# files are to be relative from scripts directory
 DEPENDENCY_DIRECTORY="../dependencies"
 PIP_PACKAGE_FOLDER="$DEPENDENCY_DIRECTORY/pip_packages"
-PIP_SETUP_FOLDER="$DEPENDENCY_DIRECTORY/pip"
-PIP_FILE_NAME="pip-18.1"
+DEB_PACKAGE_FOLDER="$DEPENDENCY_DIRECTORY/deb"
 REQUIREMENTS_FILE="../requirements.txt"
-PIP_LINK="https://files.pythonhosted.org/packages/45/ae/8a0ad77defb7cc903f09e551d88b443304a9bd6e6f124e75c0fbbf6de8f7/pip-18.1.tar.gz"
\ No newline at end of file
+
+# DEB links
+DEB_LINKS=("http://archive.ubuntu.com/ubuntu/pool/universe/p/python-pip/python3-pip_9.0.1-2_all.deb" \
+    "http://archive.ubuntu.com/ubuntu/pool/universe/p/python-pip/python-pip-whl_9.0.1-2_all.deb" \
+    "https://launchpadlibrarian.net/363338860/python3-lib2to3_3.6.5-3_all.deb" \
+    "https://launchpadlibrarian.net/363338856/python3-distutils_3.6.5-3_all.deb")