Fixes for scanner info for Makefile projects.

Using ESP-IDF (the ESP32 FreeRTOS SDK) on MSYS2 as a test bed.
Making sure the indexer picks up as much as it can. Removed -j
since that messes up build output parsing. Add UI so you can put
it back if you want.

Change-Id: I767c739dce1412c75fb56d0bb1efceb913883a5f
7 files changed