##VERSIONS:
1.0.13	- missing utils in data -> extract_monolith problem in styles
1.0.12	- adapt to new find_entities_filtered working on whole surface.
1.0.11	- fix in german locale
1.0.10	- german locale by luma88, new sprite main button.
1.0.9	- minor fixes. Destory vanilla rocket window at startup on existing map.
1.0.8	- correction of an API change concerning rocket inventory empty test.
1.0.7	- 0.13 compatible. rework of initialisation routines. Custom license.
1.0.6	- correct a refresh problem when loading MP map in solo (factorio bug that will be corrected in 0.13)
1.0.5	- optimize refresh. Change license.
1.0.4	- correct a problem of refresh if window opened manually, and autoshow off.
1.0.3	- autolaunch if anything present in the satellite slot (original satellite or something else).
1.0.2	- make the window smaller, using smaller fonts and abbreviations.
1.0.1	- Adds another average : "1 rocket every XX minutes". Adds an autoshow option.
1.0.0	- Initial release!