refactor code

Author: HoLo85

src/SD.h

@@ -110,7 +110,7 @@ namespace SDLib {
       bool lockCard(bool setLock, const char pwd);
       // !!CAUTION!! this can be used as last resort if the password of a locked card is unknown,
       // this will remove the files and filesystem, a reformatting of the card is neccessary after this
-	    bool forceEraseCard();
+      bool forceEraseCard();
 
     private:
 

src/utility/Sd2Card.h

@@ -242,8 +242,8 @@ class Sd2Card {
     uint8_t writeStop(void);
     uint8_t isBusy(void);
     bool lockCard(bool setLock, const char *pwd);
-	  bool forceEraseCard(void);
-	  bool getCardStatus(void);
+    bool forceEraseCard(void);
+    bool getCardStatus(void);
   private:
     uint32_t block_;
     uint8_t chipSelectPin_;