ticket:10439: add volatile as per StackOverflow:2219829 to work around what seems to be an optimizer bug in GCC -m32 (at least GCC 4.4.7 and 4.8.1) - revisit in ticket:10420 and ilk.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34471 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10442: Move deprecated listFormatter methods back to draft ICU 50.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34473 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10439: add comment about why volatile is here


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34476 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10398: regen APIChangeReport.html

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34479 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10442: Fix to have proper #ifndef U_HIDE_DRAFT_API around the now-draft-again API

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34480 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10442: Revert previous change, the whole class is inside #ifndef U_HIDE_DRAFT_API

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@34481 251d0590-4201-4cf1-90de-194747b24ca1