Support reading custom properties from SDF files during indexing in Bingo Elastic

[MysterionRise]

Currently, construction of IndigoRecord do not read custom properties from SDF files in Bingo Elastic

Need to be fixed in all available APIs (Python, Java for now)

Example of SDF

 10 24  1  0  0  0  0
 10 25  1  0  0  0  0
 10 26  1  0  0  0  0
 11 12  1  0  0  0  0
 11 27  1  0  0  0  0
 11 28  1  0  0  0  0
 13 14  1  0  0  0  0
 14 29  1  0  0  0  0
 14 30  1  0  0  0  0
 14 31  1  0  0  0  0
M  CHG  2   2  -1   5   1
M  END
> <PUBCHEM_COMPOUND_CID>
1

> <PUBCHEM_COMPOUND_CANONICALIZED>
1

> <PUBCHEM_CACTVS_COMPLEXITY>
214