SWS-31: Enable and disable capability views

Added Pyramid views for enabling and disabling capabilities (just sets a new boolean enabled column value to true or false)

In the future, this enabled value will determine if capability requests can be created for the capability.

schema/versions/57c38b5f012e_capabilities_init.py

@@ -22,6 +22,7 @@ def upgrade():
         sa.Column("capability_name", sa.String, primary_key=True),
         sa.Column("capability_steps", sa.String),
         sa.Column("max_jobs", sa.Integer),
+        sa.Column("enabled", sa.Boolean, default=True, server_default="true"),
     )
 
     op.create_table(