Create release-build by default

build-config/common.conf

@@ -16,7 +16,7 @@ SYSTEM_DB=/usr/local/share/pEp/system.db
 # Filename of the pEpEngine library
 #TARGET This option is platform-specific
 # If not empty, create a debug build
-DEBUG=placeholder
+DEBUG=
 # If not empty, print compiler warnings
 WARN=placeholder