1.27.0

• add source Oslo Kommune, Norway (thanks @ccsalvesen)
• add source KAEV Niederlausitz (thanks @aschobba)
• add example for Märkisch-Oderland to ics.md (thanks @Rocka84)
• add LK Traunstein to abfall.io wizard (thanks @abbe79)
• add London Borough of Bromley to ics (thanks @geozza123)
• add source ECO Harmonogram, Poland (thanks @pawelhulek)
• fix ccc_govt_nz (thanks @codyc1515)
• add Lübeck Entsorgungsbetriebe to ics (thanks @LennardPlay)
• add source Stevenage Borough Council, UK (thanks @mehstg)
• add source Stadt Willich, Germany (thanks @p-rintz)