support: set umask 0002 for rtcds and epics service

This should make sure that all files created by these commands (e.g. in /opt/rtcds/...) are created group writable permission.

closes #90 (closed)

support/bin/rtcds.in

@@ -38,6 +38,10 @@ USER_VARS=(SITE IFO RCG_LIB_PATH)
 LIST_VARS=(RTS_VERSION ${USER_VARS[@]} RCG_SRC RCG_BUILDD RCG_TARGET)
 EXPORT_VARS=(${USER_VARS[@]} site ifo CDS_SRC CDS_IFO_SRC)
 
+# set the umask to ensure that all files and directories are made
+# group writable
+umask 0002
+
 ##################################################
 
 check_env() {