Removed RTTI information to avoid undefined _ZTIN4llvm10ModulePassE symbol.
InlineCostAnalyzer was renamed to InlineCostAnalysis in LLVM 3.3.
Fixed ABI for objc property attributes to mimic MacOS X behavior.
Fixed ProtocolCreation test for new property attributes ABI.
Report failure for PropertyAttributesTest2 if compiler cannot generate new property ABI.
Bumped library version.
Added more tests.
Fixed property_copyAttributeList() and initPropertyFromAttributesList() to behave more like MacOS X.
Minor cleanup.
Hopefully fix the build on crazy libc implementations.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/libobjc2/trunk@36110 72102866-910b-0410-8b05-ffd578937521
Bumped _XOPEN_SOURCE to include stpcpy() definition.
Removed hard coded PAGE_SIZE definition.