sys_fs_ftruncate implemented, bugfixes

Eliminated using stat() for _WIN32 because it doesn't support unicode
correctly, use rExists() or get_file_info() instead

Utilities/AutoPause.cpp

@@ -77,10 +77,7 @@ void AutoPause::Reload(void)
 			}
 		}
 	}
-	else
-	{
-		LOG_WARNING(HLE, "No pause.bin found, Auto Pause will not work.");
-	}
+
 	m_pause_syscall_enable = Ini.DBGAutoPauseSystemCall.GetValue();
 	m_pause_function_enable = Ini.DBGAutoPauseFunctionCall.GetValue();
 	initialized = true;
@@ -123,4 +120,4 @@ void AutoPause::TryPause(u32 code) {
 			}
 		}
 	}
-}
+}