Reference submodule with HTTP protocoll.

.gitmodules

 [submodule "Packages/CSPP_Core"]
 	path = Packages/CSPP_Core
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_Core.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_Core.git
 [submodule "Packages/CSPP_DSC"]
 	path = Packages/CSPP_DSC
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_DSC.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_DSC.git
 [submodule "Packages/CSPP_LNA"]
 	path = Packages/CSPP_LNA
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_LNA.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_LNA.git
 [submodule "Packages/CSPP_ObjectManager"]
 	path = Packages/CSPP_ObjectManager
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_ObjectManager.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_ObjectManager.git
 [submodule "Packages/CSPP_RT"]
 	path = Packages/CSPP_RT
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_RT.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_RT.git
 [submodule "Packages/CSPP_Syslog"]
 	path = Packages/CSPP_Syslog
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_Syslog.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_Syslog.git
 [submodule "Packages/CSPP_Utilities"]
 	path = Packages/CSPP_Utilities
-	url = git@git.gsi.de:EE-LV/CSPP/CSPP_Utilities.git
+	url = https://git.gsi.de/EE-LV/CSPP/CSPP_Utilities.git
 [submodule "Packages/BNT_DAQmx"]
 	path = Packages/BNT_DAQmx
 	url = https://github.com/HB-BNT/BNT_DAQmx.git