[[ LibXslt ]] Import of libxslt-1.1.28.
[[ LibXslt ]] Tweaked includes to ensure header files are found.
[[ LibXslt ]] Added build files for Android, Mac, iOS and Windows (the latter still needs updated).
[[ LibXslt ]] Updated Windows project.
[[ LibXslt ]] Tweaks to Mac and iOS projects.
Merge branch 'feature-libxslt' of https://github.com/runrev/livecode-thirdparty into feature-libxslt
[[ LibXslt ]] Removed autoconf / automake related build files to prevent confusion.
Merge branch 'feature-libxslt' into develop