Print benchmark and test output, improve external build folder structure, and use parallel build

[enzoevers]

No description provided.

[github-actions]

Running: benchmark BenchmarkDeflateInflateTextFile with Debug build on posix

Deflate_zlib_SmallTextFile,time,4294967295,1673854,0.000390
Deflate_zlib_SmallTextFile,time,4294967295,1676183,0.000390
Inflate_zlib_SmallTextFile,time,4294967295,587308,0.000137
Inflate_zlib_SmallTextFile,time,4294967295,631421,0.000147

Running: benchmark BenchmarkDeflateInflateTextFile with Release build on posix

Deflate_zlib_SmallTextFile,time,4294967295,797167,0.000186
Deflate_zlib_SmallTextFile,time,4294967295,844238,0.000197
Inflate_zlib_SmallTextFile,time,4294967295,302394,0.000070
Inflate_zlib_SmallTextFile,time,4294967295,329955,0.000077

[github-actions]

Running: benchmark BenchmarkDeflateInflateTextFile with Debug build on nt

Deflate_zlib_SmallTextFile,time,4294967295,1738300,0.000405
Deflate_zlib_SmallTextFile,time,4294967295,1936300,0.000451
Inflate_zlib_SmallTextFile,time,4294967295,596700,0.000139
Inflate_zlib_SmallTextFile,time,4294967295,627200,0.000146

Running: benchmark BenchmarkDeflateInflateTextFile with Release build on nt

Deflate_zlib_SmallTextFile,time,4294967295,1566700,0.000365
Deflate_zlib_SmallTextFile,time,4294967295,1761000,0.000410
Inflate_zlib_SmallTextFile,time,4294967295,295000,0.000069
Inflate_zlib_SmallTextFile,time,4294967295,377400,0.000088

[github-actions]

Running: benchmark BenchmarkDeflateInflateTextFile with Debug build on posix

Deflate_zlib_SmallTextFile,time,4294967295,1094689,0.000255
Deflate_zlib_SmallTextFile,time,4294967295,1116943,0.000260
Inflate_zlib_SmallTextFile,time,4294967295,360631,0.000084
Inflate_zlib_SmallTextFile,time,4294967295,392822,0.000091

Running: benchmark BenchmarkDeflateInflateTextFile with Release build on posix

Deflate_zlib_SmallTextFile,time,4294967295,724956,0.000169
Deflate_zlib_SmallTextFile,time,4294967295,775410,0.000181
Inflate_zlib_SmallTextFile,time,4294967295,283883,0.000066
Inflate_zlib_SmallTextFile,time,4294967295,318369,0.000074

[github-actions]

Running: benchmark BenchmarkDeflateInflateTextFile with Debug build on nt

Deflate_zlib_SmallTextFile,time,4294967295,1800100,0.000419
Deflate_zlib_SmallTextFile,time,4294967295,2240600,0.000522
Inflate_zlib_SmallTextFile,time,4294967295,597500,0.000139
Inflate_zlib_SmallTextFile,time,4294967295,670100,0.000156

Running: benchmark BenchmarkDeflateInflateTextFile with Release build on nt

Deflate_zlib_SmallTextFile,time,4294967295,1496900,0.000349
Deflate_zlib_SmallTextFile,time,4294967295,1542200,0.000359
Inflate_zlib_SmallTextFile,time,4294967295,305500,0.000071
Inflate_zlib_SmallTextFile,time,4294967295,373600,0.000087