Remove stale databases before running the tests.
Remove stale databases before running the tests.

xuzetan/gemini,arq5x/gemini,xuzetan/gemini,bgruening/gemini,udp3f/gemini,brentp/gemini,heuermh/gemini,bgruening/gemini,brentp/gemini,brentp/gemini,udp3f/gemini,bw2/gemini,heuermh/gemini,bpow/gemini,arq5x/gemini,bgruening/gemini,bgruening/gemini,udp3f/gemini,bpow/gemini,heuermh/gemini,arq5x/gemini,bw2/gemini,brentp/gemini,bw2/gemini,udp3f/gemini,bpow/gemini,xuzetan/gemini,arq5x/gemini,bpow/gemini,heuermh/gemini,xuzetan/gemini,bw2/gemini