Fix create formula and binaries

[sandokandias]

- What I did

• Fix formula dir in rit create formula command
• Fix validation in rit list repo command
• Separate binaries into different folders and main.go files
• Update Makefile removing some unnecessary params

- How I did it

• Add function UserHomeDir in api/api.go
• Add function RitchieHomeDir in api/api.go
• Create main.go for single edition in cmd/single/main.go
• Create main.go for team edition in cmd/team/main.go
• Remove some global vars from env/env.go
• Pass ServerURL to structs that depends it

- How to verify it

• Run make build-qa and checks the output
• Run ./dist/$so/$edition/rit foreach edition and checks the commands
• Run rit create formula and check if the ~/ritchie-formulas-local exists

- Description for the changelog