Default Values 2: Update #declaration{} record
Default Values 2: Update #declaration{} record

* We now need to keep track of the default value of a
  declaration. Add a new field to the declaration record
  to enable this

Signed-off-by: Essien Ita Essien <bd402154b008803b915ff3326ddb7528f7e13a6b@gmail.com>

saleyn/erlcfg