Switch the command context for environment

[leticiasilvazup]

What would you like to be added:

Work on the context command switching it to environments,

Why is this needed:

To match the market and Ritchie Cloud

Tasks

• Remove the current env package (Remove env pkg and move Resolver credential to credential pkg #681)
• Move the rcontext to new env package (Move rcontext to env package #687)
• Edit all variable and methods named context inside rcontext package (Move rcontext to env package #687)
• Create command rit set env (Create new command rit set env #688)
• Deprecate command rit set context (Create new command rit set env #688)
• Create command rit show env (Create new rit show env command #691)
• Deprecate command rit show context (Create new rit show env command #691)
• Create command rit delete env (Create new rit delete env command #694)
• Deprecate command rit delete context (Create new rit delete env command #694)
• Convert the file contexts to envs (Convert contexts to envs file #697)
• Update documentation