Translatable sections in Datepicker fixes

[FRON-936] Translatable Elements in Datepicker/Timepicker (#37)

* fix: removed a provider that caused two instances of the same class to be present in the project

* fix: solved an issue that impeded package distribution generation

Material 6.3.1 sync and misc fixes

v0.9.4

test: deleted outdated specs

Encountered undefined provider! fix

Core barrel usage fixed for ngc

Added README and LICENSE

Documented installation and usage, plus some examples.

First Complete Version

This release exports all the required NgModules