Merge pull request #155 from MrMage/gencode-to-generics

Extract most generated code into generic runtime support classes

.gitignore

@@ -9,5 +9,7 @@ Plugin/protoc-*
 Plugin/swiftgrpc.log
 Plugin/echo.*.swift
 Examples/Echo/PackageManager/Echo
+Examples/Echo/PackageManager/test.out
+Examples/Echo/PackageManager/echo.pid
 SwiftGRPC.xcodeproj
 Package.resolved