add ntfs lib as submodule.
integrate ntfs lib into gradle build.
Merge branch 'feature/issue-54-ntfs' into dev
fixes #54.
Merge remote-tracking branch 'origin/dev' into dev
update ntfs repo url.
add travis build file.
add rendered images to git repo.
in order to fix the build.
Merge branch 'dev' of github.com:alphaDev-net/drive-mount into dev
Merge branch 'feature/issue-42-travis' into dev
suppress proguard warnings for tika.
changed submodule url to public variant.

see http://docs.travis-ci.com/user/build-configuration/#Use-Public-URLs-For-Submodules
move lib project contents to app module.

no need to have a separate module for this.
Merge branch 'dev' of github.com:alphaDev-net/drive-mount into dev
generic interface to read file attributes.
update to gradle android plugin 1.0.0
copy file to local cache on open

and return a FD pointing to the cached file.
changed filesystem api.
move util classes.
change DocumentProvider file access interfaces.

use InputStream interface to access FAT32 files.
use Apache Commons IO utils to copy files to local cache on open.
cleanup.