Disabling GCC warning for using deprecated functions as we don't use this...

Disabling GCC warning for using deprecated functions as we don't use this feature of GCC and ITK runs mad with these warnings.

cmake/commonconf.cmake

@@ -170,6 +170,9 @@ ELSEIF(UNIX)
     LIST(APPEND CampvisGlobalDefinitions "-DUNIX")
     LIST(APPEND CampvisGlobalDefinitions "-Wall -Wno-unused-local-typedefs -Wno-unused-variable -Wno-unknown-pragmas")
     LIST(APPEND CampvisGlobalDefinitions "-D__STDC_CONSTANT_MACROS")
+    
+    # dangerous!
+    LIST(APPEND CampvisGlobalDefinitions "-Wno-deprecated-declarations")
 ELSE()
 ENDIF(WIN32)