Replace deprecated `dbglog()` function use with dokuwiki\Logger (#8)

- Remove deprecated `dbglog()` function use / replace with `dokuwiki\Logger`
- Update plugin.info.txt

�� Rector and PHPCS fixes (#71)

Co-authored-by: mprins <mprins@users.noreply.github.com>

code style and syntax fixes

update copyright year

git-svn-id: https://svn.code.sf.net/p/dokuwikispatial/code/trunk/openlayersmap/src@652 5f327161-d4e9-4d76-8f34-ffb092c38ac6

whitespace + formatting

git-svn-id: https://svn.code.sf.net/p/dokuwikispatial/code/trunk/openlayersmap/src@368 5f327161-d4e9-4d76-8f34-ffb092c38ac6

adding a purge admin component for tiles and maps
BUGTRACK ID-3284079


git-svn-id: https://svn.code.sf.net/p/dokuwikispatial/code/trunk/openlayersmap/src@286 5f327161-d4e9-4d76-8f34-ffb092c38ac6