[EOSIO/eos] Fix install (#4578)

Some more changes to where and how we are installing.
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— Commit Summary —

* change default location and allow cleanup for old installs
* change default to /usr/local/eosio

— File Changes —

M eosio_build.sh (7)
A scripts/clean_old_install.sh (44)

— Patch Links —


This post was last modified on July 10, 2018, 11:24 pm