app_queue: Add feature to set wrapuptime on the queue member

This patch adds the ability to set the wrapuptime on the queue member
config.

When the option is set the wrapuptime on the queue member is used instead
of the queue's wrapuptime.

ASTERISK-27483 #close

Change-Id: I11c85809537f974eb44dc5bbf82bcedd8a458902

contrib/ast-db-manage/config/versions/e2f04d309071_add_wrapuptime_to_queue_members.py

@@ -0,0 +1,22 @@
+"""add wrapuptime to queue_members
+
+Revision ID: e2f04d309071
+Revises: 041c0d3d1857
+Create Date: 2017-12-07 08:32:45.360857
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = 'e2f04d309071'
+down_revision = '041c0d3d1857'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    op.add_column('queue_members', sa.Column('wrapuptime', sa.Integer))
+
+
+def downgrade():
+    op.drop_column('queue_members', 'wrapuptime')