This cleans and speeds up the flashing process considerably.

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

* List the supported hardware devices which can be used as an
  altrnative for the respetive faulty device.
* New FAQ folder created under docs to accommodate all new FAQs
  related to meta-ohos.
* Reference to the FAQ provided from the relevant topics.
* This closes #59

Signed-off-by: shettygururaj <gururaj.shetty@huawei.com>

* Hardware supported boards modified to reference Supported Images.
* docs/index.rst modified to include Supported Images topic in toctree.

Signed-off-by: Arul Kumaran <arulkumaran.devarajan@huawei.com>

* All topics revised to reflect All scenarios OS instead of All scenario
  OS to maintain consistency, fixes issue#70

Signed-off-by: Arul Kumaran <arulkumaran.devarajan@huawei.com>

Acronym looks good in some places but in sentences the full name is more
readable.

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>

External repositories for various distributions are left unchanged.

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>