Build PDFium Library for Android

This library instructs how to build pdfium natives with origin/HEAD for Android.

HOW-TO

Fork a copy of the repo, follow BUILD.md to build the natives for Android

Features

• All features from barteksc/PdfiumAndroid
• Text functions(locate/extract)
• Search functions(previous/next)

Thanks

jni layer mod from [barteksc/PdfiumAndroid](https://github.com/barteksc/PdfiumAndroid