Add a help part into Makefile

[Arfey]

• corrected make files
• add help command to doc and readme

# colors
GREEN = $(shell tput -Txterm setaf 2)
YELLOW = $(shell tput -Txterm setaf 3)
WHITE = $(shell tput -Txterm setaf 7)
RESET = $(shell tput -Txterm sgr0)
GRAY = $(shell tput -Txterm setaf 6)
TARGET_MAX_CHAR_NUM = 20

help:
	@echo ''
	@echo 'Usage:'
	@echo ''
	@echo '  ${YELLOW}make${RESET} ${GREEN}<target>${RESET}'
	@echo ''
	@echo 'Targets:'
	@awk '/^[a-zA-Z\-\_0-9]+:/ { \
		helpMessage = match(lastLine, /^## (.*)/); \
		if (helpMessage) { \
		    if (index(lastLine, "|") != 0) { \
				stage = substr(lastLine, index(lastLine, "|") + 1); \
				printf "\n ${GRAY}%s: \n\n", stage;  \
			} \
			helpCommand = substr($$1, 0, index($$1, ":")-1); \
			helpMessage = substr(lastLine, RSTART + 3, RLENGTH); \
			if (index(lastLine, "|") != 0) { \
				helpMessage = substr(helpMessage, 0, index(helpMessage, "|")-1); \
			} \
			printf "  ${YELLOW}%-$(TARGET_MAX_CHAR_NUM)s${RESET} ${GREEN}%s${RESET}\n", helpCommand, helpMessage; \
		} \
	} \
	{ lastLine = $$0 }' $(MAKEFILE_LIST)
	@echo ''

Makefile

## Run all resources for developing (without celery) | develop
all:
	docker-compose  up app assets-js

## Run the application
app:
	docker-compose  up app

## Run tests for application | test
test:
	docker-compose up app-test