add Rider .idea directory

Author: jltaylor-us

.gitignore

@@ -1,4 +1,33 @@
 .DS_Store
+
+# Common IntelliJ Platform excludes
+
+# User specific
+**/.idea/**/workspace.xml
+**/.idea/**/tasks.xml
+**/.idea/shelf/*
+**/.idea/dictionaries
+**/.idea/httpRequests/
+
+# Sensitive or high-churn files
+**/.idea/**/dataSources/
+**/.idea/**/dataSources.ids
+**/.idea/**/dataSources.xml
+**/.idea/**/dataSources.local.xml
+**/.idea/**/sqlDataSources.xml
+**/.idea/**/dynamic.xml
+
+# Rider
+# Rider auto-generates .iml files, and contentModel.xml
+**/.idea/**/*.iml
+**/.idea/**/contentModel.xml
+**/.idea/**/modules.xml
+
+[Pp]ackages/
+
+Thumbs.db
+Desktop.ini
+
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##