Update readme files
add the curated data & documentation to codebase
add documentation latex file
add new data files, add documentation
remove comments; generalize tag_dates function.
comment out and move out code to generate improved_pred data
minor cleanup
update documentation
new model data generation
lots of work editing older code
experiment with Rmarkdown output
update gitignore
add rawHTML to the document processing stage
update gitignore
fix directories for scripts
rerun raw documents
update rmarkdown script for examining textmining process
update documentation
fix bug in indexing. Rewritten some inefficient code.
update gitignore