fix various syntax formatting issues in mfc and atl (MicrosoftDocs#122)

* fixed syntax blocks with IUIAnimationTransitionFactory pointers

* more code block fixes in mfc

* fixes in atl syntax blocks

* more atl syntax fixes

* syntax formatting in atl-mfc-shared

* manual formatting tweaks in mfc-atl-shared and atl

* removed code reference to non-existing snippet

Author: mikeblome

docs/atl-mfc-shared/reference/cfiletime-class.md

@@ -122,9 +122,7 @@ class CFileTime :  public FILETIME
 
 ```
 CFileTime() throw();
-
 CFileTime(const FILETIME& ft) throw();
-
 CFileTime(ULONGLONG nTime) throw();
 ```  
 

docs/atl-mfc-shared/reference/cfixedstringt-class.md

@@ -41,12 +41,8 @@ This class represents a string object with a fixed character buffer.
 ## Syntax  
 
 ```
-template<class
-StringType,
-    int
-t_nChars>
-class CFixedStringT : private CFixedStringMgr,
-    public StringType
+template<class StringType, int t_nChars>
+class CFixedStringT : private CFixedStringMgr, public StringType
 ```  
 
 #### Parameters  
@@ -98,18 +94,11 @@ class CFixedStringT : private CFixedStringMgr,
 
 ```
 CFixedStringT() throw();
-
 explicit CFixedStringT(IAtlStringMgr* pStringMgr) throw();
-
-CFixedStringT(const CFixedStringT<StringType,
-t_nChars>& str);
-
+CFixedStringT(const CFixedStringT<StringType, t_nChars>& str);
 CFixedStringT(const StringType& str);
-
 CFixedStringT(const StringType::XCHAR* psz);
-
 explicit CFixedStringT(const StringType::YCHAR* psz);
-
 explicit CFixedStringT(const unsigned char* psz);
 ```  
 
@@ -130,21 +119,12 @@ explicit CFixedStringT(const unsigned char* psz);
  Reinitializes an existing `CFixedStringT` object with new data.  
 
 ```
-CFixedStringT<StringType,
-t_nChars>& operator=(const CFixedStringT<StringType,
-t_nChars>& str);
-
-CFixedStringT<StringType,
-t_nChars>& operator=(const char* psz);
-
-CFixedStringT<StringType,
-t_nChars>& operator=(const wchar_t* psz);
-
-CFixedStringT<StringType,
-t_nChars>& operator=(const unsigned char* psz);
-
-CFixedStringT<StringType,
-    t_nChars>& operator=(const StringType& str);
+CFixedStringT<StringType, t_nChars>& operator=(
+  const CFixedStringT<StringType, t_nChars>& str);
+CFixedStringT<StringType, t_nChars>& operator=(const char* psz);
+CFixedStringT<StringType, t_nChars>& operator=(const wchar_t* psz);
+CFixedStringT<StringType, t_nChars>& operator=(const unsigned char* psz);
+CFixedStringT<StringType, t_nChars>& operator=(const StringType& str);
 ```  
 
 ### Parameters