Draft PHP implementation #170

Job	Run time
lib_android (monero)	27m 34s
lib_darwin (monero)	13m 30s
lib_android (wownero)	24m 59s
lib_darwin (wownero)	13m 21s
ios build (monero)	12m 43s
ios build (wownero)	10m 47s
lib_linux (monero)	28m 28s
macos build (monero)	3m 16s
lib_linux (wownero)	29m 9s
macos build (wownero)	3m 17s
lib_mingw (monero)	3m 21s
lib_mingw (wownero)	3m 15s
lib_sailfishos_aarch64 (monero)	3m 2s
lib_sailfishos_i486 (monero)	3m 4s
lib_sailfishos_aarch64 (wownero)	3m 14s
lib_sailfishos_i486 (wownero)	2m 1s
test ts library	1m 8s
create single release file	21s
comment on pr	4s
	3h 6m 34s

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