Replace wget with curl -fsSL, normalize downloads, and prep for IPv6 (#3455)

* Initial Call, Switch from curl -s to curl -fsSL and wget to curl -fssL

* more switches

* switch vms

* more curls

* More curls

* more

* more

* more changes

* more

* prepare ipv6 calls

* change frontend to ipv6

* Formatting

* Fromatting

* Update gomft.sh

* Update gomft-install.sh

* Update ersatztv.sh

* Update build.func

---------

Co-authored-by: Slaviša Arežina <58952836+tremor021@users.noreply.github.com>

install/agentdvr-install.sh

@@ -24,9 +24,9 @@ msg_ok "Installed Dependencies"
 
 msg_info "Installing AgentDVR"
 mkdir -p /opt/agentdvr/agent
-RELEASE=$(curl -s "https://www.ispyconnect.com/api/Agent/DownloadLocation4?platform=Linux64&fromVersion=0" | grep -o 'https://.*\.zip')
+RELEASE=$(curl -fsSL "https://www.ispyconnect.com/api/Agent/DownloadLocation4?platform=Linux64&fromVersion=0" | grep -o 'https://.*\.zip')
 cd /opt/agentdvr/agent
-wget -q $RELEASE
+curl -fsSL "$RELEASE" -O $(basename "$RELEASE")
 $STD unzip Agent_Linux64*.zip
 rm -rf Agent_Linux64*.zip
 chmod +x ./Agent