Add support for rootfs mounts via squashfuse

Remove duplicated suffix on version string

In CMakeLists.txt, it already defines:

if (ANBOX_VERSION_SUFFIX)
    set(ANBOX_VERSION "${ANBOX_VERSION}-${ANBOX_VERSION_SUFFIX}")
endif()

So there's no need to add suffix again in code
Signed-off-by: NShengjing Zhu <i@zhsj.me>

Fix compilation errors on armhf

Add a few more lxc tools as part of the snap

Add slot definitions for our dbus service

Allow the use of the system dbus service

Create correct application manager based on if we're single window or not

Update to newer Android image

Cleanup unexpected Makefile

Add test case for our restricted app manager

Only use multi window manager when platform supports

Changes:

 * Android system log is now dumped into $ANDROID_DATA/system.log so
   it can be accessed without adb and logcat
 * Fix SEGV in art on newer kernels with CVE-2017-1000364 fixed

Fixes #337

Fix build dir after cmake build

Signed-off-by: NShengjing Zhu <zsj950618@gmail.com>

Signed-off-by: NShengjing Zhu <zsj950618@gmail.com>

Signed-off-by: NShengjing Zhu <zsj950618@gmail.com>

Refactor platform abstraction layer

Add support to download architecture specific image

Dump Android log output continuously into rotating /data/system.log

Bump debian package version to 7

Disable mir support as it is broken with latest landings in Ubuntu 16.04