Added convenience functions for state valuations (#199) #501

Job	Run time
Test on stable (Debug)	8m 40s
Indepth Tests (Debug, all libraries)	28m 44s
Test and Deploy on latest (Debug)	24m 7s
Test on stable (Release)	8m 58s
Test and Deploy on latest (Release)	30m 4s
Indepth Tests (Debug, no libraries)	21m 34s
Indepth Tests (Release, all libraries)	29m 30s
Indepth Tests (Release, no libraries)	22m 41s
Email notification	5s
	2h 54m 23s

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