bibformat: output_formats Makefile fix

Signed-off-by: Adrian-Tudor Panescu <adrian.tudor.panescu@cern.ch>
webstyle: img Makefile fix

Signed-off-by: Adrian-Tudor Panescu <adrian.tudor.panescu@cern.ch>
babel: initial release
babel: fixes for lazy_gettext usage
babel: fixes for templating and dates
babel: translations move
travis: pybabel step addition
formatter: fixes for babel gettext formatting
installation: skip po directory
fixes

* Moves base.washers to utils.washers;
* Another fix in comments template for comments with no title;
* Uses CFG correctly in comments.views.

Signed-off-by: Adrian-Tudor Panescu <adrian.tudor.panescu@cern.ch>
general: import fixes
legacy: BibRank CLI fix
Addition of SmartDict
New JsonAlchemy util
search: moved url results argd washer
formatter: fix default CFG_BIBFORMAT_OUTPUTS_PATH
record: universal field and model parser
sqlalchemy: UUID column type
registry: initial release

* Adds application registry extension to streamline registration of
  Flask extensions, packages and pluggable objects.

* WIP: Replace usage of autodiscover_<name> with RegistryProxy and
  AutoDiscoverRegsitry.
installation: fix missing configuration loading