pj_seq: First try on handling the reports of the database
pj_seq: First try on handling the reports of the database

Created the Report class according to pjtest.
The current state only uses one query, called QUERY_TOTAL to avoid
duplicates.


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PolyJIT/benchbuild,PolyJIT/benchbuild,PolyJIT/benchbuild,PolyJIT/benchbuild