Add possibility to disable cache #432

Job	Run time
Event File	3s
Build Erlang/OTP (64-bit)	16m 19s
Build Erlang/OTP (iOS)	6m 32s
Build Erlang/OTP (macOS)	10m 54s
Build Erlang/OTP (32-bit)	8m 45s
Build Erlang/OTP (Windows)	14m 32s
Build Erlang/OTP (cross-compile)	13m 28s
Build Erlang/OTP (Types and Flavors)	8m 56s
Build and check documentation	8m 15s
Build Erlang/OTP (clang)	5m 40s
Run static analysis	7m 24s
Test Erlang/OTP (emulator)	45m 19s
Test Erlang/OTP (debug)	5m 18s
Test Erlang/OTP (asn1)	14m 43s
Test Erlang/OTP (common_test)	1h 27m 56s
Test Erlang/OTP (compiler)	9m 39s
Test Erlang/OTP (crypto)	4m 58s
Test Erlang/OTP (debugger)	4m 11s
Test Erlang/OTP (dialyzer)	19m 2s
Test Erlang/OTP (diameter)	12m 5s
Test Erlang/OTP (edoc)	3m 27s
Test Erlang/OTP (eldap)	3m 19s
Test Erlang/OTP (erl_docgen)	3m 18s
Test Erlang/OTP (erl_interface)	5m 49s
Test Erlang/OTP (et)	3m 30s
Test Erlang/OTP (eunit)	3m 37s
Test Erlang/OTP (ftp)	4m 14s
Test Erlang/OTP (inets)	9m 45s
Test Erlang/OTP (kernel)	1h 1m 3s
Test Erlang/OTP (megaco)	32m 16s
Test Erlang/OTP (mnesia)	19m 12s
Test Erlang/OTP (observer)	13m 49s
Test Erlang/OTP (os_mon)	3m 45s
Test Erlang/OTP (public_key)	4m 39s
Test Erlang/OTP (runtime_tools)	4m 30s
Test Erlang/OTP (ssh)	17m 36s
Test Erlang/OTP (ssl)	47m 34s
Test Erlang/OTP (stdlib)	34m 59s
Test Erlang/OTP (tftp)	4m 58s
Test Erlang/OTP (wx)	3m 57s
Test Erlang/OTP (xmerl)	6m 43s
Release Erlang/OTP	0s
Test Erlang/OTP (system)	13m 50s
	10h 9m 49s

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