get language list in l10n library
Catch unsupported locales
Hide uglify warnings when building "release"

Running js:release now hide warnings (they are still shown in js:debug)
fix variable name
fix incorrect sanitation of array variables
Merge remote-tracking branch 'upstream/master' into fix/form/question-remove
fix form datetime helper
Translate custom block type templates

Let's implement a library to hold custom templates of block types.
Fix incorrect checkbox label
fix problems with access durations
remove superfluous each()
Merge pull request #1606 from ojalehto/fix/form/incorrect-checkbox-label-on-form-email-reply

Fix incorrect checkbox label
Merge branch 'fix-datetime-form-2' of https://github.com/patrickheck/concrete5 into patrickheck-fix-datetime-form-3
Merge branch 'master' of github.com:concrete5/concrete5
no more duplicating process
Fix headers_sent issue in avatar helper.
reverting pull requets to block view template that was breaking template assets
Merge pull request #1595 from ojalehto/fix/form/question-remove

Fix errors on form questions remove
Merge branch 'grunt-no-uglify-warnings-in-release' of https://github.com/mlocati/concrete5 into mlocati-grunt-no-uglify-warnings-in-release
Merge branch 'add-templatefile-library' of https://github.com/mlocati/concrete5 into mlocati-add-templatefile-library