--------------------------------------------------
For the aclocal/ax_boost_base.m4 and contrib/fb303/aclocal/ax_boost_base.m4 components:

#   Copyright (c) 2007 Thomas Porschberg <******@****.***>
#
#   Copying and distribution of this file, with or without
#   modification, are permitted in any medium without royalty provided
#   the copyright notice and this notice are preserved.

0.85);\n  background-clip: padding-box;\n  border: 1px solid rgba(0, 0, 0, 0.1);\n  box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.1);\n  opacity: 0;\n  border-radius: 0.25rem;\n}\n\n.toast:not(:last-child) {\n  margin-bottom: 0.75rem;\n}\n\n.toast.showing {\n  opacity: 1;\n}\n\n.toast.show {\n  display: block;\n  opacity: 1;\n}\n\n.toast.hide {\n  display: none;\n}\n\n.toast-header {\n  display: -ms-flexbox;\n  display: flex;\n  -ms-flex-align: center;\n  align-items: center;\n  padding: 0.25rem 0.75rem;\n...

0px;font-size:.875rem;background-color:rgba(255,255,255,.85);background-clip:padding-box;border:1px solid rgba(0,0,0,.1);box-shadow:0 .25rem .75rem rgba(0,0,0,.1);opacity:0;border-radius:.25rem}.toast:not(:last-child){margin-bottom:.75rem}.toast.showing{opacity:1}.toast.show{display:block;opacity:1}.toast.hide{display:none}.toast-header{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;padding:.25rem .75rem;color:#6c757d;background-color:rgba(255,255,255,.85);background-c...