Revert "Initial portfolio implementation."

This reverts commit 642c8daa2c08c4e9f57b0c60daf5262263f10d0d.
Revert "Revert "Initial portfolio implementation.""

This reverts commit e2d724a5b44da123b9bf2c895284c6030ca6f688.
Revert "Initial post file"

This reverts commit 88685c74a3484f08e6d7dba968bb8dc20f5ecad1.