Datamappper gem is added
NODES and RELS CSV file locations are added
RelationalDatabase controller and models are added
Mysql is given up for its slow performance and everything is installed into REDIS.
Redis connection is changed to unix sockets.
read_nodes_csv and create_node is reimplemented to use pipelining
fetch_node_properties added.
process_lines_for_rels converted to pipeline.
Old methods are moved into RedisConnectorOld class
collect_node_nei_hashes is implemented
generate_csvs is implemented for node.
Refactored in order to use lower memory and be more testing friendly by parametirizing methods.

read_gpart_result had a bug of reading same gpart.mapping file twice
fetch_relations were fetching out and in relations' with redis.hgetvals, it is changed to hgetall.

fetch_values_for is generalized to be used for node, rel, out, in

process_lines_for_rels had a bug of starting with relation property "ende", fixed by changing it to "Start"
build_rels_csv_lines is implemented

All the csv generating process works successfully
PARTITIONED_CSV_DIR added
just to launch
batch-import is added to the project
batch-import git files are deleted
As properties in the csv files reduced it is reflected in the read_nodes_csv and process_lines_for_rels
REFACTOR:
In order to reduce mem consumption fetching gids and relids are converted to a mechanism which fetches  properties from redis with 10K chunks and then these are appended to csv files.
unneeded lines are removed
Unneeded properties are removed from csv generator-TestDataGenerator
As some properties were removed from csv files, they are also removed from the headers of the csv files.
gitignore under batchimport is removed