Finished making imports more robust, they no longer rely on the order of the exported questions - determine the location of various strings automatically. They also now all detect the type of line-ending and subsequently should be able to import DOS-line ending files.

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/trunk/unstable@666 b72ed6b6-b9f8-46b5-92b4-906544132732