8.0.0

• [API-BREAK] Remove lzma compression support in writer (@veloman-yunkan #718)
• Add new method zim::Entry::getRedirectEntryIndex() (@veloman-yunkan #716)
• Add new helper function zim::setICUDataDirectory() to help android wrapper
  compilation (@mgautierfr #722)
• Fix std::call_once usage (alpine bug) (@veloman-yunkan #ê708)
• Better xapian indexation (no transaction, better compact algorithm) (@mgautierfr #719)
• Reserve more space (1968B instead of 944B) for mimetype list (@mgautierfr #720)
• [CI] Fix android compilation in the CI (@veloman-yunkan @mgautierfr #713)
• [CI] Add CI for Alpine (@veloman-yunkan #710)
• [CI] Support checkout of tag in the CI (@teeks99 #696)
• [CI] Remove movebot (@kelson42 704)
• [CI] Remove Impish and add Kinetic packages (@legoktm #715)
• Fix code factor report (@kelson42 #700)
• Fix readme (@kelson42 #701 #716)