ticket:10676: unum_open should support UNUM_CURRENCY_ISO, UNUM_CURRENCY_PLURAL styles

git-svn-id: http://source.icu-project.org/repos/icu/icu@35093 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10676: Also update the unum_open documentation for available styles

git-svn-id: http://source.icu-project.org/repos/icu/icu@35094 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10633: Implement context-sensitive number formatting (currently just for RBNF)

git-svn-id: http://source.icu-project.org/repos/icu/icu@35095 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Add caching to PluralRules.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35096 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: MeasureFormat to use shared plural rules instance.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35097 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461:Clean up MeasureFormatCacheData class to handle constness correctly.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35098 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Keep ListFormatter in MeasureFormat object.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35099 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Define out of line virtual destructors for SharedNumberFormat and SharedPluralRules.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35100 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Move listFormatter out of shared object.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35102 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Create branch off of 10461.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35103 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Make sure to pass locale objects instead of char * when getting NumberFormat, PluralFormat object.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35104 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10461: Implement option A where cached MeasureFormatData holds onto shared references to big, expensive objects like NumberFormat and PluralRules.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35105 251d0590-4201-4cf1-90de-194747b24ca1