Release version 1.8

Changes:
 - Added support for Inno Setup 6.0.0 installers
 - Added support for pre-release Inno Setup 5.6.2 installers used by GOG
 - Added support for two modified Inno Setup 5.5.7 variants
 - Added support for Inno Setup 1.3.0 to 1.3.23
 - Added support for My Inno Setup Extensions installers older than
   3.0.6.1
 - Added support for modified Inno Setup variants using an alternative
   setup loader magic
 - Added support for using boost_{zlib,bzip2} when statically linking
   Boost
 - Added support for automatically reading external setup.0 files
 - Encoding for non-Unicode installers is now determined from the
   languages supported by the installer, overridable using the
   --codepage option
 - Implemented parsing of GOG Galaxy architecture constraints
 - The architecture-specific suffixes @32bit and @64bit are now used to
   disambiguate colliding files
 - Fixed extracting files from slices larger than 2 GiB with 32-bit
   builds
 - Fixed output path for files with absolute paths (canonicalization now
   strips all unsafe characters)
 - Fixed output directory being created even when not extracting files
 - Fixed a hang when using the --language option
 - Improved checksum verification for files reconstructed from GOG
   Galaxy file parts
 - Changed header parsing to select the first version without warnings
   and failing that the first without errors
 - Changed filesystem and output encoding to WTF-8 (extended UTF-8) to
   represent broken UTF-16 data

CHANGELOG

@@ -1,5 +1,5 @@
 
-innoextract 1.8 (WIP)
+innoextract 1.8 (2019-09-15)
  - Added support for Inno Setup 6.0.0 installers
  - Added support for pre-release Inno Setup 5.6.2 installers used by GOG
  - Added support for two modified Inno Setup 5.5.7 variants

VERSION

@@ -1,4 +1,4 @@
-innoextract 1.8-dev
+innoextract 1.8
 
 Known working Inno Setup versions:
 Inno Setup 1.2.10 to 6.0.2