ticket:9497: Add support for short weekday names: format, parse, get/set symbols (C)

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33047 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8451: Initial port - Region APIs from Java to C++


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33048 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8451: Add region objects to Makefiles - remove one unnecessary line in region.cpp

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33049 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8451: Clean up region test - fails build on some platforms

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33050 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8451: Cleanup use of U_EXPORT2 in Region class for windows build


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33051 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9497: Add tests for C date symbol functions

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33052 251d0590-4201-4cf1-90de-194747b24ca1