Build

Addressed packaging warnings, such as removing -O3 flag for the beam-… #559

Job	Run time
continuous-integration (8.10.7)	10m 21s
continuous-integration (9.0.2)	10m 18s
continuous-integration (9.2.8)	9m 13s
continuous-integration (9.4.5)	10m 1s
continuous-integration (9.6.4)	11m 22s
continuous-integration (9.8.2)	11m 51s
continuous-integration (9.10.1)	8m 40s
continuous-integration (9.12.1, --allow-newer=base --allow-newer=template-haskell --allow-newer=g...	11m 27s
	1h 23m 13s

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