Coimbatore
- remove vertical_specialisation and vertical_specialization, will be included in gvc package
- add some attributes to output t.b. used by gvc package
- change the output format of leontief and leontief-output to long form (tidy data)
- add columns country and sectors names
- add DViX_Fsr to wwz
- add Vignette (decompr)
- add tests
- add Travis-CI support
- add coveralls.io support