ticket:9101: add contraction flag for when there is no match for the single code point, which fixes some prefix+contraction matching and mapping enumeration; broaden a contraction fastpath beyond Latin

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/markus@34719 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: fix for Windows

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/markus@34723 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: More fixes for Windows build

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/markus@34724 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: Reverted unnecessary changes in allinone.sln in the previous commit. Also corrected the updates in VC project file to apply DisableLanguageExtensions to all configurations.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/markus@34725 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: Updated the collation data build script for Windows.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/markus@34726 251d0590-4201-4cf1-90de-194747b24ca1