Version 2.0.0

In / :
  Updated copy
    added reference to filegen
  Added filegen

In /src/ :
  branched master to 1.x-master
  branched master to new_data_model_for_v_2.0.0
  Moved data_test/ into src/ as preparation
  Integrated data.c with new data.c
    Removed file_copy
    Removed data_parse
    added file_load
    replaced file_save
  Changed Makefile
    changed make clean to `rm *.o`
    changed make all to `gcc $^`
  Updated interface.c
    Removed reference to config.data.MAXFS
  Updated main.c
    Removed file_copy reference
    Removed data_parse reference
    Added file_load reference
    Removed reference to config.data.MAXFS
  Updated config.c, config.h
    Removed config.data.MAXFS
  Updated version.c
    Version 2.0.0

In /installer/build/ :
  Removed copy
  Added /copy
  Added /filegen

Bugs:
  After some testing, new data model doesn't seem stable