[UIMA-6190] Fix bugs found on Mac OSX (using the clang compiler)
Explicit casts between the 16-bit characters UChar & XMLCh.
Remove unused buggy xmiwriter template.
Replace unsigned int with size_t in strtools.hpp
Drop -module link flag so Mac creates .dylib rather than .so libraries.
Work around Mac's refusal to pass DYLD_LIBRARY_PATH through the environment.
Add icu namespace to UnicodeString declarations.
11 files changed