🙈 modernize .gitignore

Author: pboling

.gitignore

@@ -1,16 +1,44 @@
+# Build Artifacts
+/pkg/
+/tmp/
 *.gem
-*.rbc
-.bundle
-.config
-.yardoc
-InstalledFiles
-_yardoc
-coverage
-doc/
-lib/bundler/man
-pkg
-rdoc
-spec/reports
-test/tmp
-test/version_tmp
-tmp
+
+# Bundler
+/.bundle/
+/gemfiles/*.lock
+/gemfiles/.bundle/
+/gemfiles/.bundle/config
+/gemfiles/vendor/
+Appraisal.*.gemfile.lock
+
+# Specs
+.rspec_status
+/coverage/
+/spec/reports/
+
+# Documentation
+/.yardoc/
+/_yardoc/
+/rdoc/
+/doc/
+
+# Ruby Version Managers (RVM, rbenv, etc)
+# Ignored because we currently use .tool-versions
+.rvmrc
+.ruby-version
+.ruby-gemset
+
+# Benchmarking
+/measurement/
+
+# Debugger detritus
+.byebug_history
+
+# direnv - brew install direnv
+.env.local
+
+# OS Detritus
+.DS_Store
+
+# Editors
+*~