Latest improvements in the index browser tool.

Latest tool improvements:

- user can browse all built indexes;
- regular values chart is displayed along with normal chart, will probably change layout showing both together. *** I have used -1.0 value for N/A data, this is why it's so messed up. Need to solve this issue ASAP. ***



Next thing on the list is to see the distributions of the data and change SAX cutoff intervals favoring Hackystat-type data.