Refactor `Block::getBlockActionCollectionID()`
Refactor `Block::getBlockActionCollectionID()`

Refactor `Block::getBlockActionCollectionID()` return value.

- Return Collection object integer id if `Block::getCollectionObject()`
  return an object instead of just returning the object
- Return false if not Collection object found


Former-commit-id: 60a21f1779047e54e80f59f6a0d830128e74352d
concrete5/concrete5,deek87/concrete5,rikzuiderlicht/concrete5,deek87/concrete5,hissy/concrete5,jaromirdalecky/concrete5,biplobice/concrete5,concrete5/concrete5,jaromirdalecky/concrete5,triplei/concrete5-8,concrete5/concrete5,haeflimi/concrete5,mlocati/concrete5,mlocati/concrete5,mainio/concrete5,mlocati/concrete5,MrKarlDilkington/concrete5,biplobice/concrete5,olsgreen/concrete5,mainio/concrete5,concrete5/concrete5,KorvinSzanto/concrete5,mlocati/concrete5,jaromirdalecky/concrete5,acliss19xx/concrete5,hissy/concrete5,acliss19xx/concrete5,haeflimi/concrete5,deek87/concrete5,haeflimi/concrete5,biplobice/concrete5,KorvinSzanto/concrete5,hissy/concrete5,a3020/concrete5,acliss19xx/concrete5,deek87/concrete5,rikzuiderlicht/concrete5,triplei/concrete5-8,olsgreen/concrete5,KorvinSzanto/concrete5,MrKarlDilkington/concrete5,haeflimi/concrete5,rikzuiderlicht/concrete5,olsgreen/concrete5,a3020/concrete5,hissy/concrete5,MrKarlDilkington/concrete5,triplei/concrete5-8,biplobice/concrete5,jaromirdalecky/concrete5,mainio/concrete5