remove static from CSS reading (problems with concurrency)
Merge branch 'hotfixes' of https://github.com/instinctools/SVGKit into hotfixes

# By Yauheni Khralianok
# Via Yauheni Khralianok
* 'hotfixes' of https://github.com/instinctools/SVGKit:
  textElement "y" support
  dy for text element added (partially support)