Add dependencies app

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/dependencies/management/commands/installjavascript.py

@@ -0,0 +1,20 @@
+from __future__ import unicode_literals
+
+from django.core import management
+from django.utils.translation import ugettext_lazy as _
+
+from ...javascript import JSDependencyManager
+
+
+class Command(management.BaseCommand):
+    help = 'Install JavaScript dependencies.'
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '--app', action='store', dest='app',
+            help=_('Process a specific app.'),
+        )
+
+    def handle(self, *args, **options):
+        js_manager = JSDependencyManager()
+        js_manager.install(app_name=options['app'])