AndroidManifest.xml: Fix line-endings, unbreaks ndk-build.

Otherwise, running mkjni.sh on Unix fails with:

Invalid attribute name:
    package

Reference: http://blog.edwards-research.com/2012/05/tutorial-android-jni-part-2/
Move all files to packae "o.e".

Android tools appear to require package name to contain at least 2 components,
so let it be it.
Fix line-endings.
Fix line-endings.
Rename package to "o.e", restart versions.
Add sharedUserId.
Add WRITE_EXTERNAL_STORAGE permission.
Change app name to "OE Android".
Util class to emulate typical Unix shell commands like mkdir, chmod...
Initial changes to boostrap root-less opkg-static based environment.

That install opkg stuff, and then goes on with previous botbrew processing
which calls su, etc...