Update latch.php for supporting localization of UI strings
Update two_factor.php for supporting localization of UI strings
Spanish translations

Initial spanish translations.
Installation folder for Language files changed.
Added readme.txt for language folder
Added information about localization
Update README.md
Fixed bug with language files path

In case that Latch plugin is installed in a different path, language
files are not found.
Merge branch 'master' of https://github.com/softbreakers/latch-plugin-wordpress into softbreakers-master

Conflicts:
	README.md
	latch.zip
Merge branch 'softbreakers-master'