Remove easy_install in deploy script and use pip instead

python-easyinstall is not a package anymore in Ubuntu 18.10

/reviewed-on !104

master/bt5/slapos_web_deploy/PathTemplateItem/web_page_module/deploy_base_setup.txt

@@ -40,7 +40,7 @@ fi
 
 # Warn users who aren't on an explicitly supported distro, but allow them to
 # override check and attempt installation with ``export FORCE=yes``
-if [[ ! ${DISTRO} =~ (wheezy|jessie|trusty|vivid|xenial|rhel7|rhel6|LinuxMint-17.2|f20|f19|f26|artful|stretch) ]]; then
+if [[ ! ${DISTRO} =~ (wheezy|jessie|trusty|vivid|xenial|bionic|rhel7|rhel6|LinuxMint-17.2|f20|f19|f26|artful|stretch) ]]; then
     echo "WARNING: this script has not been tested on $DISTRO"
     if [[ "$FORCE" != "yes" ]]; then
         die $LINENO "If you wish to run this script anyway run with FORCE=yes"
@@ -126,7 +126,7 @@ is_package_installed unzip || install_package unzip
 is_package_installed openssl || install_package openssl
 is_package_installed ansible || install_package ansible
 
-is_package_installed python-setuptools || install_package python-setuptools
+is_package_installed python-pip || install_package python-pip
 
 if is_fedora && [[ $DISTRO == "f26" ]]; then
   is_package_installed python2-rpm || install_package python2-rpm
@@ -237,8 +237,8 @@ class CallbackModule(baseModule):
 
 EOF
 
-ansible localhost -m easy_install -a name=slapcache --connection=local
-ansible localhost -m easy_install -a name=requests --connection=local
+ansible localhost -m pip -a name=slapcache --connection=local
+ansible localhost -m pip -a name=requests --connection=local
 
 if [ ! -f /usr/share/ansible_plugins/mitogen.zip ]; then
     wget -O /usr/share/ansible_plugins/mitogen.zip https://github.com/dw/mitogen/archive/2d7821b824a77930812847c87ea385cf37198c3f.zip