Warn about spaces in working directory. Closes #4.
Add ARM 64-bit support, closes #8
Update to latest versions of raptor2, rasqal and redland
Add `build.sh` to automate pkg-config installation

This commit also cleans up some of the wrongly linked libxml2 and libxslt.
- force configure to use sqlite from platform sdk,
- force configure to not use mpfr.

fixes https://github.com/p2/Redland-ObjC/issues/11
Merge pull request #12 from mro/feature/sqlite

Enable sqlite storage
Fix (?) `--without-sqlite` flag

Would not commit for me as it was specified before.