Stable animation system #98

Job	Run time
cache-V	56s
simple-build	20s
simple-build (-skip-unused)	28s
tests	50s
different-compilers (gcc)	38s
different-compilers (gcc, -prod)	44s
different-compilers (gcc, -skip-unused)	35s
different-compilers (gcc, -skip-unused, -prod)	39s
different-compilers (clang)	57s
different-compilers (clang, -prod)	1m 12s
different-compilers (clang, -skip-unused)	50s
different-compilers (clang, -skip-unused, -prod)	53s
gcc-sanitizers (leak)	45s
gcc-address-sanitizers	54s
clang-sanitizers (address)	1m 5s
clang-sanitizers (memory)	53s
clang-sanitizers (undefined)	38s
clang-sanitizers (leak)	40s
gcc-undefined-sanitizers	1m 14s
vab-compilation	1m 25s
vet-check	25s
check-formatting	36s
check-docs	26s
	18m 3s

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