agrego archivos de prueba de COT
muevo plantillas y datos a sus respectivos directorios

--HG--
rename : facturas.csv => datos/facturas.csv
rename : facturas.json => datos/facturas.json
rename : facturas.txt => datos/facturas.txt
rename : facturas.xml => datos/facturas.xml
rename : factura.csv => plantillas/factura.csv
rename : liquidacion_form_c1116b_wslpg.csv => plantillas/liquidacion_form_c1116b_wslpg.csv
rename : liquidacion_form_c1116b_wslpg.png => plantillas/liquidacion_form_c1116b_wslpg.png
rename : liquidacion_wslpg_ajuste_base.csv => plantillas/liquidacion_wslpg_ajuste_base.csv
rename : liquidacion_wslpg_ajuste_base.png => plantillas/liquidacion_wslpg_ajuste_base.png
rename : liquidacion_wslpg_ajuste_debcred.csv => plantillas/liquidacion_wslpg_ajuste_debcred.csv
rename : liquidacion_wslpg_ajuste_debcred.png => plantillas/liquidacion_wslpg_ajuste_debcred.png