0.28.0 non-graph-based clustering

What's Changed

• Some in-dev code and speed up of conversion code by @HaiwangYu in #267
• Initial merged works as future common base by @HaiwangYu in #282
• change xorig to collection wire x by @HaiwangYu in #283
• Turn on -Werror and deal with the consequences. by @brettviren in #285
• Add patrec and paal by @brettviren in #286
• Apply pointcloud by @brettviren in #294
• Fix spdlog fmtlib by @brettviren in #296

Full Changelog: 0.27.1...0.28.0