use 'date' and 'timespan' primitive names
use 'date' and 'timespan' primitive names

git-svn-id: fcce7d6ce0ac15bf24f68871b5145d46fc068279@2875 2c1201b4-01cd-e047-a400-b836ae1fbc61

hmah/boo,KidFashion/boo,KingJiangNet/boo,BillHally/boo,wbardzinski/boo,BillHally/boo,BillHally/boo,KingJiangNet/boo,BITechnologies/boo,BITechnologies/boo,bamboo/boo,KingJiangNet/boo,BillHally/boo,rmboggs/boo,scottstephens/boo,rmartinho/boo,Unity-Technologies/boo,bamboo/boo,wbardzinski/boo,scottstephens/boo,BitPuffin/boo,hmah/boo,Unity-Technologies/boo,boo-lang/boo,scottstephens/boo,KingJiangNet/boo,BitPuffin/boo,KidFashion/boo,KingJiangNet/boo,BitPuffin/boo,rmartinho/boo,wbardzinski/boo,Unity-Technologies/boo,BitPuffin/boo,boo-lang/boo,rmartinho/boo,KingJiangNet/boo,Unity-Technologies/boo,boo-lang/boo,BillHally/boo,rmboggs/boo,hmah/boo,rmartinho/boo,BITechnologies/boo,boo-lang/boo,bamboo/boo,wbardzinski/boo,drslump/boo,Unity-Technologies/boo,hmah/boo,KidFashion/boo,bamboo/boo,drslump/boo,drslump/boo,BITechnologies/boo,rmboggs/boo,BitPuffin/boo,rmartinho/boo,bamboo/boo,rmartinho/boo,scottstephens/boo,boo-lang/boo,bamboo/boo,KidFashion/boo,drslump/boo,rmboggs/boo,bamboo/boo,boo-lang/boo,drslump/boo,boo-lang/boo,KidFashion/boo,hmah/boo,Unity-Technologies/boo,KidFashion/boo,BitPuffin/boo,BitPuffin/boo,BitPuffin/boo,wbardzinski/boo,hmah/boo,BillHally/boo,wbardzinski/boo,wbardzinski/boo,hmah/boo,scottstephens/boo,drslump/boo,BillHally/boo,rmboggs/boo,rmboggs/boo,BITechnologies/boo,scottstephens/boo,wbardzinski/boo,rmboggs/boo,BITechnologies/boo,drslump/boo,rmartinho/boo,Unity-Technologies/boo,rmartinho/boo,BITechnologies/boo,scottstephens/boo,rmboggs/boo,KingJiangNet/boo,Unity-Technologies/boo,KidFashion/boo,hmah/boo,scottstephens/boo,BITechnologies/boo,KingJiangNet/boo,boo-lang/boo,hmah/boo