ticket:11278: Merged spoof check data refresh from Unicode 7.0 #11262(r36553) and a fix for Bidi isolate crash problem #11100(r36557)

git-svn-id: http://source.icu-project.org/repos/icu/icu@36562 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11139: Remove support for duplicate adoptions.

git-svn-id: http://source.icu-project.org/repos/icu/icu@36563 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11298: fix crash happening when the first non-comment line in BidiTest.txt is ill formed. Method printErrorLine seeks to print paraLevelName, which has not been initialized and is NULL.
The fix is to initialize paraLevelName to "N/A" at the beginning of method TestBidiTest().

git-svn-id: http://source.icu-project.org/repos/icu/icu@36564 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10809: Update SimpleDateFormat class doc examples for Sept and Tues, other table updates and note (C)

git-svn-id: http://source.icu-project.org/repos/icu/icu@36565 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10809: Fix typo

git-svn-id: http://source.icu-project.org/repos/icu/icu@36567 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10814: Delete duplicated headerdoc comments in usearch.h

git-svn-id: http://source.icu-project.org/repos/icu/icu@36568 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11139: Add more date format benchmarks. Add basic DateFormat caching.

git-svn-id: http://source.icu-project.org/repos/icu/icu@36569 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11139: Add more date format benchmarks. Add basic DateFormat caching.

git-svn-id: http://source.icu-project.org/repos/icu/icu@36570 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10817: For UNUM_SPELLOUT/ORDINAL, document that unum_setTextAttribute with UNUM_DEFAULT_RULESET can specify ruleset

git-svn-id: http://source.icu-project.org/repos/icu/icu@36571 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11055: Minor rewording that hopefully clarifies the usage of ucol_getFunctionalEquivalent

git-svn-id: http://source.icu-project.org/repos/icu/icu@36572 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11278: Merge changes for #10809,#10814,#10817,#11055 into ICU4C maint-54 branch

git-svn-id: http://source.icu-project.org/repos/icu/icu@36574 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11139: Change DateIntervalFormat to use caching in DateFormat.

git-svn-id: http://source.icu-project.org/repos/icu/icu@36575 251d0590-4201-4cf1-90de-194747b24ca1