kanshi v1.7.0

This new release adds output defaults and aliases.

Ferdinand Bachmann (5):
      parser: implements global output defaults
      parser: disallow duplicate outputs
      parser: implements output alias directive
      config: fix fields bitmask in apply_output_defaults()
      config: disallow using wildcard outputs in global scope

Simon Ser (6):
      build: add fallback for libscfg
      Fix cleanup of uninitialized values in error codepath
      doc: fully document output criteria
      ci: install libscfg
      Rename parser.c to config.c
      build: bump version to 1.7.0

Tom Lebreux (1):
      Attempt switching all profiles with the same name