Added & Deprecate Extensions

Added

• ContextExtension:
  toast with String Resource

• DateFormatExtension
  New DateTime Formats

• SafetyExtension:
  isNotNullAndBlank()
ifAnyNullExists()

Deprecated

• SafetyExtensions:
  isNotEmptyTrim(): Use isNotBlank()
isNotNullAndEmptyTrim(): Use isNotNullAndBlank()