fixing bugs in the time search (#41)

SpiceQL/db/lro.json

SpiceQL/src/inventoryimpl.cpp

SpiceQL/src/query.cpp

SpiceQL/src/spice_types.cpp

SpiceQL/src/utils.cpp

SpiceQL/tests/Fixtures.cpp

SpiceQL/tests/FunctionalTestsSpiceQueries.cpp

SpiceQL/tests/KernelTests.cpp

SpiceQL/tests/QueryTests.cpp

SpiceQL/tests/data/isisKernelList.txt

bindings/python/pyspiceql.i

bindings/python/tests/test_pyspiceql.py