reactive Locale Changes

[paean99]

Followed pattern of original repot used for event change, using observables to updates the Locale (Language) of the components. TODO: Had to pass the language directly because the @input locale property of the components seems to be late in its update.

[paean99]

Following the feature to change the Locale Language without refresh or changing views as mentioned in this issue: dynamic locale change - #225

edit: the closing and reopening of the pull request was and accident ...