Personalized Openscad Battery Holder

derived from http://www.thingiverse.com/thing:1880381
with implementation of http://www.thingiverse.com/thing:16193

This is just a scratch, useful for my needing. If someone need some improvement just write a PM

Additions:

• Possibility to write 3D text on the box
• Added some parametrisation
• Possibility to exclude the top wall mounting (i use hot glue to fix it inside the forniture door)