2.3.1.3.1. 
Key
      "IgnoreCheckinAttributes01"
The listed
      attributes are ignored at "Native Checkin". Regular expressions are
      supported.
Examples:
- Exclude
          of certain attributes: - 
 - IgnoreCheckinAttributes01=PSOL_[0-9] - 
 - 
 - IgnoreCheckinAttributes00=CNSDENSITY,NB,length_[0-9]+ - 
 
- Exclude
          of all attributes except of some explicitly specified - 
 - IgnoreCheckinAttributes00=^(?!(MIDENT|NB|length_[0-9]+)$).+$
 - 
 
When
      inserting new lines please increment the numerical value behind
      "IgnoreCheckinAttributes".