Merge pull request #15 from xgalen/master

Ready to start
Fix url
list
correct content
add content
merge
Merge branch 'master' of https://github.com/energysistem/manuals
Update 04-contenido.md
update product content
Update 04-contenido.md
Update 04-contenido.md
Create GuiaRapida.md
Update GuiaRapida.md
Update GuiaFormato.md
Update GuiaCapitulos.md
Update GuiaCapitulos.md
Create 00-portada.md
Create 01-introduccion.md
Create 02-mantenimiento.md
Create 03-caracteristicas.md