project status update
Fix bug due to typo.

* Bug found by: harrymmmm
* Fix proposed by: freamon
Bump patch version.
Merge pull request #734 from Renelvon/hotfix_1

Hotfix 1. Fix #728
Merge branch 'master' into hotfix_1_backmerge
Merge pull request #746 from Renelvon/hotfix_1_backmerge

Hotfix 1 and project version backmerge
Introduced sanitizer callbacks in transport layer.
Use conditions instead of assert.
Renamed methods from '_sanitize' to '_validate'.
Updated tests for validators.
Removed unused methods.