Observability Paper 1.0

This release marks 1.0 or our Observability Paper! Enjoy ❤️

Also this is just a start, check the contribution guideline! 🤗

Thanks to all contributors: @AlexsJones, @AloisReitbauer, @ArthurSens, @bwplotka, @beorn7, @cpretzer, @danielkhan, @dgrizzanti, @wallydrag, @dofinn, @brancz, @gibbscullen, @graphaelli, @gouthamve, @zeitlinger, @rakyll, @wmorgan, @jkowall, @jpkrohling, @kenfinnigan, @krisztianfekete, @lizthegrey, @halcyondude, @mhausenblas, @nicolastakashi, @rafaelmnatali, @ranton256, @RichiH, @robskillington, @Rperry2174, @shelbyspees, @SinisterLight, @sferlin, @tischler, @vjsamuel, @wiardvanrij 💪🏽