Upate client to enable Parabola/Arch users

src/freedombone-client

 REFRESH_GPG_KEYS_HOURS=2
 
 function global_rate_limit {
-    sudo cp /etc/sysctl.conf ~/sysctl.conf
+    SYSCTL_FILE=/etc/sysctl.conf
+    if [ -f /usr/bin/pacman ]; then
+        SYSCTL_FILE=/etc/sysctl.d/99-sysctl.conf
+    fi
+    if [ ! -f $SYSCTL_FILE ]; then
+        sudo touch $SYSCTL_FILE
+    fi
+
+    sudo cp $SYSCTL_FILE ~/sysctl.conf
+    if [ ! -f /usr/bin/pacman ]; then
+        sudo chown $CURR_USER:$CURR_USER ~/sysctl.conf
+    else
+        sudo chown $CURR_USER:users ~/sysctl.conf
+    fi
     if ! grep -q "tcp_challenge_ack_limit" ~/sysctl.conf; then
         echo 'net.ipv4.tcp_challenge_ack_limit = 999999999' >> ~/sysctl.conf
     else
         sed -i 's|net.ipv4.tcp_challenge_ack_limit.*|net.ipv4.tcp_challenge_ack_limit = 999999999|g' ~/sysctl.conf
     fi
-    sudo cp ~/sysctl.conf /etc/sysctl.conf
+    sudo cp ~/sysctl.conf $SYSCTL_FILE
     sudo rm ~/sysctl.conf
     sudo sysctl -p
 }
 
 function refresh_gpg_keys {
     if [ ! -f /usr/bin/gpg ]; then
-        sudo apt-get -y install gnupg
+        if [ ! -f /usr/bin/pacman ]; then
+            sudo apt-get -y install gnupg
+        else
+            sudo pacman -S --noconfirm gnupg
+        fi
     fi
     sudo cp /etc/crontab ~/temp_crontab
-    sudo chown $CURR_USER:$CURR_USER ~/temp_crontab
+    if [ ! -f /usr/bin/pacman ]; then
+        sudo chown $CURR_USER:$CURR_USER ~/temp_crontab
+    else
+        sudo chown $CURR_USER:users ~/temp_crontab
+    fi
     if ! grep -q "gpg --refresh-keys" ~/temp_crontab; then
         echo "0            */$REFRESH_GPG_KEYS_HOURS *   *   *   $CURR_USER /usr/bin/gpg --refresh-keys > /dev/null" >> ~/temp_crontab
         sudo cp ~/temp_crontab /etc/crontab
     sudo sed -i "s/#   MACs.*/   MACs $SSH_MACS/g" /etc/ssh/ssh_config
     if ! grep -q "HostKeyAlgorithms" /etc/ssh/ssh_config; then
         sudo cp /etc/ssh/ssh_config ~/ssh_config
-        sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        if [ ! -f /usr/bin/pacman ]; then
+            sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        else
+            sudo chown $CURR_USER:users ~/ssh_config
+        fi
         echo "   HostKeyAlgorithms $SSH_HOST_KEY_ALGORITHMS" >> ~/ssh_config
         sudo mv ~/ssh_config /etc/ssh/ssh_config
         sudo chown root:root /etc/ssh/ssh_config
     sudo sed -i "s/Ciphers.*/Ciphers $SSH_CIPHERS/g" /etc/ssh/ssh_config
     if ! grep -q "Ciphers " /etc/ssh/ssh_config; then
         sudo cp /etc/ssh/ssh_config ~/ssh_config
-        sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        if [ ! -f /usr/bin/pacman ]; then
+            sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        else
+            sudo chown $CURR_USER:users ~/ssh_config
+        fi
         echo "   Ciphers $SSH_CIPHERS" >> ~/ssh_config
         sudo mv ~/ssh_config /etc/ssh/ssh_config
         sudo chown root:root /etc/ssh/ssh_config
     sudo sed -i "s/MACs.*/MACs $SSH_MACS/g" /etc/ssh/ssh_config
     if ! grep -q "MACs " /etc/ssh/ssh_config; then
         sudo cp /etc/ssh/ssh_config ~/ssh_config
-        sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        if [ ! -f /usr/bin/pacman ]; then
+            sudo chown $CURR_USER:$CURR_USER ~/ssh_config
+        else
+            sudo chown $CURR_USER:users ~/ssh_config
+        fi
         echo "   MACs $SSH_MACS" >> ~/ssh_config
         sudo mv ~/ssh_config /etc/ssh/ssh_config
         sudo chown root:root /etc/ssh/ssh_config
 }
 
 function configure_monkeysphere {
+    if [ -f /usr/bin/pacman ]; then
+        return
+    fi
     sudo apt-get -y install tor connect-proxy monkeysphere
 }
 
 configure_monkeysphere
 if [[ $MESH_CLIENT_INSTALL == $'yes' || $MESH_CLIENT_INSTALL == $'y' || $MESH_CLIENT_INSTALL == $'on' ]]; then
     echo $'Installing mesh packages'
-    sudo apt-get -y install avahi-utils avahi-autoipd avahi-dnsconfd
+    if [ ! -f /usr/bin/pacman ]; then
+        sudo apt-get -y install avahi-utils avahi-autoipd avahi-dnsconfd
+    else
+        sudo pacman -S --noconfirm avahi
+    fi
     sudo ${PROJECT_NAME}-mesh-install -f tox_node
     sudo ${PROJECT_NAME}-mesh-install -f toxic
     ${PROJECT_NAME}-mesh-install -f qtox