enable CSS source maps in grunt-contrib-less

BS3 commits: ee709db67952c53b417a172534f24034eb2a92c8
Require comma on left side

BS3 commits: 3f577ab86c4e07493d5d24f5fdd3dba30c199400
Update the version number with text from semver.org
spacing
more license mentions

BS3 commits: 40651cf1ea9caa97bf7af81e44eed5f30e8b896b
update license faqs for apache

BS3 commits: ccc894361f2c1fd8f403723e30aca6ff4beafa1f
fixes 11447: add docs warning about loading once for remote modal option

BS3 commits: 171c4b7fc4b5f9641d8ac2ed2e51d08cff2cd8f0
enable CSS source maps in grunt-contrib-less. more license mentions

BS3 commits: ee709db67952c53b417a172534f24034eb2a92c8,
40651cf1ea9caa97bf7af81e44eed5f30e8b896b
enable CSS source maps in grunt-contrib-less. run grunt dist. restore inline block on breadcrumbs and ensure proper code formatting for readibility. navbars need to use prefixed nav class or they won't work as expected. buttons should be more mixin friendly. more license mentions

BS3 commits: ee709db67952c53b417a172534f24034eb2a92c8,
961687e4dbd3b88bf643f3e8496e191d812da382,
3416e87a97d6a70f97c41326afd8c5120acbeb22,
ab740f0f0f1780f87cf30c106bb0d8eef983cd10,
324f6ca562d75cf925ae272131b281be6a2f8400,
40651cf1ea9caa97bf7af81e44eed5f30e8b896b
grunt. update licensing header in JS files & run grunt

BS3 commits: f29132350cb7f433d70589cc241d4bd14b6e551b,
df3716647dcebc1af8abe6a2a0d5b28da687aac0
license in customizer. using templating doesn't seem to work there; hardcode license URL instead

BS3 commits: 3315d4d9f4c47e67f1d1c9f6a0b262a5d8b688bd,
08854cf8a6fa4a139e3a3bf3cd0fdfc8cdff6d9f
more license mentions. rebuild minified customizer JS so it reflects the licensing change. using templating doesn't seem to work there; hardcode license URL instead

BS3 commits: 40651cf1ea9caa97bf7af81e44eed5f30e8b896b,
fe7c7ccf29bfb47bf348190837be35f1857a11fe,
08854cf8a6fa4a139e3a3bf3cd0fdfc8cdff6d9f
Require comma on left side. run grunt dist. more license mentions. grunt after that carousel merge. update licensing header in JS files & run grunt

BS3 commits: 3f577ab86c4e07493d5d24f5fdd3dba30c199400,
961687e4dbd3b88bf643f3e8496e191d812da382,
40651cf1ea9caa97bf7af81e44eed5f30e8b896b,
922cd046ef897a115d4db13e8fa6327d7b0a97ad,
df3716647dcebc1af8abe6a2a0d5b28da687aac0