Merge branch 'ported_mempool-list' into 'develop'

[*] Changes to work with mempool list have been ported to develop.

See merge request !1465 (merged)

(cherry picked from commit e0babc51)

ccee185c [] Changes to work with mempool list have been ported to develop. 13483043 [] Port from commits 67b819d3 40683829 [*] Port from commit be4df969 16a905bd Merge remote-tracking branch 'origin/develop' into ported_mempool-list