.circleci/config.yml: introduce NUTCI_HOMEBREW_BASEDIR to parameteriz… #257

Job	Run time
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, no)	4m 53s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, libusb-1.0)	5m 6s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, libusb-0.1)	5m 0s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, no)	7m 7s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, libusb-1.0)	5m 21s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, libusb-0.1)	5m 25s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, no)	4m 54s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, libusb-1.0)	5m 15s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, libusb-0.1)	5m 4s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, no)	5m 9s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, libusb-1.0)	5m 3s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, libusb-0.1)	5m 26s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, no)	4m 59s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, libusb-1.0)	5m 21s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, libusb-0.1)	5m 17s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, no)	4m 58s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, libusb-1.0)	5m 26s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, libusb-0.1)	5m 37s
Analyze (python, ubuntu-latest, PYTHON=python3, no, no)	2m 10s
	1h 37m 31s

Provide feedback