Formatting changes.
Created stand-alone GensimLDA.
Simplified training python scripts.
Fixed issue when TreeTM iter doesn't increase.
Added logging to all topic model training scripts, and topic model classes.
Finished converting all import scripts into independent python classes.
Removed obsolete file.
Turned off nice axis scaling for doc-topic and term-topic matrices.
Fixed bug in train_stm placeholder.
Updated ScatterPlot to use new data types: integer, real, string.
Updated demo and makefile. NOTE: temporarily forced all import scripts to always execute.