Fixed crash when parsing config file under Win32

git-svn-id: https://svn.code.sf.net/p/keepassx/code/trunk@89 b624d157-de02-0410-bad0-e51aec6abb33

src/lib/IniReader.cpp

@@ -57,6 +57,7 @@ bool CIniFile::ReadFile()
     // Note that the '\r' will be written to INI files from
     // Unix so that the created INI file can be read under Win32
     // without change.
+	if( !line.length())continue;
     if ( line[line.length() - 1] == '\r')
       line = line.substr( 0, line.length() - 1);