devtools: Fix cleanup of temporary database (closes #1908656) The stored database path for clean up was not absolute. We now make the ``db-name`` absolute at database manade initialization. before storing the name for cleanup.

\.svn
^build$
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^doc/book/en/apidoc$
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.*/data/database/.*\.sqlite
.*/data/database/.*\.config
.*/data/database/tmpdb.*