Add Citing to README.md #1282

Job	Run time
Paper Draft	34s
Measure Test Coverage	4m 22s
Build Docker Image	9m 11s
Tests (clang++, test-native-regular)	26m 18s
Tests (clang++, test-native-fulldebug)	4m 48s
Test Tidy Enforcement on macOS	7m 6s
Web Tests	3m 52s
Tests (clang++, test-native-opt)	53m 6s
Enforce Tidyness	1m 22s
Tests (clang++, test-examples)	9m 22s
Tests (clang++, test-demos)	3m 19s
Tests (g++, test-native-regular)	34m 45s
Tests (g++, test-native-fulldebug)	36m 28s
Tests (g++, test-native-opt)	50m 53s
Tests (g++, test-examples)	9m 18s
Tests (g++, test-demos)	2m 53s
Test Documentation Build	12m 15s
Deploy Documentation Coverage	6s
Deploy to DockerHub	0s
	4h 29m 58s

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