ticket:10468: Fix applyPattern so that it resets the padding character.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34578 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Merge from trunk.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34580 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: some bug fixes to make various intltest tests pass

git-svn-id: http://source.icu-project.org/repos/icu/icu@34581 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8464: Create ICU4C branch.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34582 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10486 Windows build problem with U_USING_ICU_NAMESPACE=0

git-svn-id: http://source.icu-project.org/repos/icu/icu@34586 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10295 ucleanup experiments.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34587 251d0590-4201-4cf1-90de-194747b24ca1