Moved around more code. Implemented more sqlc. Added support to generate swagger.

Added support for profiling. Removed the pkg module altogether.
Everything except old sync is now using code generated by sqlc.

cmd/docs/swagger.yaml

@@ -0,0 +1,14 @@
+host: localhost:8080
+info:
+  contact:
+    email: zarnor91@gmail.com
+    name: Sebastian Olsson
+  description: This is a sample server Petstore server.
+  license:
+    name: Apache 2.0
+    url: http://www.apache.org/licenses/LICENSE-2.0.html
+  termsOfService: http://swagger.io/terms/
+  title: Swagger Example API
+  version: "0.5"
+paths: {}
+swagger: "2.0"