Some bug fixes:

- 0.0 rather then -777.77 for a missing value in four circle
- No error output in TAS

interface.h

@@ -64,7 +64,7 @@
                    int running;
                    int (*Halt)(void *self);
                    void (*SetCountParameters)(void *self, float fPreset,
-                                             CounterMode eMode);\
+                                             CounterMode eMode);
                    int (*StartCount)(void *self, SConnection *pCon);
                    int (*CheckCountStatus)(void *self, SConnection *pCon);
                    int (*Pause)(void *self, SConnection *pCon);