Builds and installs. LuaRocks functions tested: search, removeinstall. Installed C based rocks in lua52 and lua53.
Tested build against Lua53, purgeLua52, install.
Tested on 11.1 against lua53 and on 12-Release against lua52.Lua54 (https://reviews.freebsd.org/D14709) and LuaJIT.