support environment variables
add special method that lists available actions for client
include modules alphabetically
initial wrap-up of CLI
output data in a table
Fix output issue when first index has nil value
use terminal-table for CLI output
add table output for multiple records
handle hashes
better method naming
ability to filter CLI output
add specs for CLI
minor cleanup
improve help message
move methods related to CLI output to a separate module
change if-else statement to case
add confirmation for destructive commands
fix ruby 1.9 compatibility
fix docs
set command arguments when no filters