some date utility functions that the bianca test stuff uses
some date utility functions that the bianca test stuff uses

git-svn-id: a1fb35e1592846afa1939e1a0041e0814e70293a@184 e81fe1a9-c818-0410-a7be-a7cfb6fb3625

mhgrove/cp-common-utils,mhgrove/cp-common-utils,schwarzmx/cp-common-utils,schwarzmx/cp-common-utils