Linux/MacOSX: Implement TrueCrypt conversion and loading support. Correct many GTK issues linked to multi-threaded origine of events by implementing an automatic mechanism for handling such requests in the main thread.

src/Platform/Exception.h

@@ -89,7 +89,9 @@ namespace VeraCrypt
 	TC_EXCEPTION (StringConversionFailed); \
 	TC_EXCEPTION (TestFailed); \
 	TC_EXCEPTION (TimeOut); \
-	TC_EXCEPTION (UnknownException); \
+	TC_EXCEPTION (UnknownException); \
+	TC_EXCEPTION (UnsupportedAlgoInTrueCryptMode); \
+	TC_EXCEPTION (UnsupportedTrueCryptFormat); \
 	TC_EXCEPTION (UserAbort)
 
 	TC_EXCEPTION_SET;