ddddd8961b ci: Use busybox utils for one build (MarcoFalke)
Pull request description:
To make sure Bitcoin Core can be built with BusyBox, see https://github.com/bitcoin/bitcoin/pull/16927#issuecomment-536483706
ACKs for top commit:
laanwj:
ACK ddddd8961b
Tree-SHA512: da3a4654ee7975206d04643675d309b4973a510ca344acaec97fb1ed19c43cf13489bdf236c92c4a90499ec5b3c18c3338fff096110b26abee5ffe955089f267
fa21737ba7 ci: Add environment files for all settings (MarcoFalke)
Pull request description:
This moves all environment settings from travis to files in the ci folder. Now, it is possible to easily run each travis configuration with a single command.
Top commit has no ACKs.
Tree-SHA512: 989c6b62eb3839eb1fa5461e986496e9660167e2438a789c7588a6fee4f9c37b332782c010fe5c7de8f606bcf98dffb2481d2777cbce88f87cc9f0c42fb2d7fc