Fixed overlapping path when hovered

When a path is hovered, the stroke is well-defined and does not overlap adjacent paths.
Fixed also minor warnings.

Version 1.2.8 updated

Updated version parameter to 1.2.8 and Copyright to current year.

July 2023 county update

- Troià and Biosca moved from la Segarra (map 32) to el Solsonès (map 35)
- Sant Feliu Sasserra moved from el lluçanès (map 43) to el Bages (map 07). This map became the same as it was in 2015.
- Catalonia's map updated following these changes.
- New maps declared to visual.setup.js

"tooltip" argument, generalized

v. 1.2.4

Small change of labelWidth to improve x-label positioning

Merge branch 'master' of https://github.com/idescat/visual

v. 1.2.2

Tiny improvement of time series x-label positioning.

0.11.2

Now legend position can be set in visual.setup.js. Default ("ne") not
changed.