[ Pharo 70 ] Build 61 - 64

[ Pharo 70 ] Build 64 PR 196  Add validation step for binary loaded tests
        https://github.com/pharo-project/pharo/pull/195
        https://pharo.fogbugz.com/f/cases/20332

[ Pharo 70 ] Build 62 PR 222 20346-Update-Iceberg-to-057
        https://pharo.fogbugz.com/f/cases/20346
        https://github.com/pharo-project/pharo/pull/222

[ Pharo 70 ] Build 61 PR 218 Dead code: #destinationBuffer: and #digitBuffer:
        https://github.com/pharo-project/pharo/pull/218
        https://pharo.fogbugz.com/f/cases/20234