Merge branch 'core-updates' Conflicts: gnu/packages/bootstrap.scm
gnu: libxml2: Add search path specification. * gnu/packages/xml.scm (libxml2)[native-search-paths, search-paths]: New fields. * gnu/packages/gnome.scm (gnome-doc-utils)[arguments]: Remove. * gnu/packages/gps.scm (gpscorrelate)[arguments]: Remove settings for 'XML_CATALOG_FILES' from 'configure' phase. * gnu/packages/web.scm (tinyproxy)[arguments]: Likewise.
gnu: gpsbabel: Correctly unquote the value for #:tests?. * gnu/packages/gps.scm (gpsbabel)[arguments]: Add missing unquote. Fixes typo introduced in 8235039.
gnu: gpsbabel: Disable tests on i686. * gnu/packages/gps.scm (gpsbabel)[arguments]: Add #:tests?.
gnu: Add GPS Correlate. * gnu/packages/gps.scm (gpscorrelate): New variable.
gnu: Add GPSBabel. * gnu/packages/gps.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it.