Update .gitignore

diff --git a/.gitignore b/.gitignore
index a754308..6af79b6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -189,6 +189,7 @@ ClientBin/
 *~
 *.dbmdl
 *.dbproj.schemaview
+*.pfx
 *.publishsettings
 node_modules/
 orleans.codegen.cs
@@ -249,4 +250,7 @@ paket-files/

 # JetBrains Rider
 .idea/
-*.sln.iml
\ No newline at end of file
+*.sln.iml
+
+# CodeRush
+.cr/
\ No newline at end of file