* CMake: Allow build target arch to be overridden

* Add DNGRAPH_TARGET_ARCH option to install docs

* remove obsolete

* change to use new Backend API

* rename parameter

* remove deprecated

* remove all legacy Backend API usage

remove deprecated files

* pull in changes from master

* fix GPU calls

* disable tests in convolution generator

* update per PR comments. Enable performance counter feature.

* update per PR comments

* fix build error

* fix conditionally compiled test :(

* BatchNorm documentation

* Fix typo, install URL

* Switch to desired BatchNorm

* WIP editing so far for review and feedback

* Add missing env var export for neon install new process

* Add modified venv setup for TF

* More edits for FW integration and landpage

* Revise from PR feedback

* More PR feedback and editing for clarity

* Minor rewording, clearer explanation

* Final pass edit

* more editing

* force backend compile() to make a copy of the graph

fix copy_with_new_args on ops that have function pointers internal

update unit test for new backend API

add unit test for multiple simulataneous backends

* move get_subdevices virtual method to Manager class

* update GPU to latest

* update call methods

* add remove_compiled_function()

* refactor Adjoints to support multi-output ops

* passing tests

* switch to generate_adjoints(deltas) and backprop_node

* remove debugging code

* fix error msg

* fix typo adjoitns

* fix comp errors in mnist_mlp

* More extensive examples of graph building.

* Review comments

* Review comments

* Review comments

* update CentOS requs

* doc link imports title of section so remove redundant word

* CentOS getting its own section for install

* don't need both http and ssh clone for centos

* don't need to be root to install ngraph

* Integrate PR comments

* Update section on CentOS install for nGraph with PR feedback

updating ngraph theme with IntelNeoSans font on headings, better OFL font for doc readability, better rendering of certain text, etc (#727)

Issue #725

* Implement PR review changes

* cleanup neon integration documentation

* File renaming missed in git add earlier

* More doc validation for neon install

* Typo on sphinx syntax for ordered list

* Missed a delete

* More clarity on optional steps WRT virtualenv and opt dirs

* Rendering subbullets as bullets for clarity and fix typo

* New docbuild graphic now working

* Framework intg guide updated with ngraph-neon doc improvements

* Remove unsupported linker flags for Mac build.

* Restructure python binding.
Put low level direct wrapper for ngraph c++ API into ngraph/impl
Move high level API from ngraph_api to ngraph

* Move CMakeLists.txt to its own PR

* Cleanup docs

* Fix typo on syntax

* Update about page with Tunde's v2 of ngraph-ecostystem graphic

* Incorporating feedback from PR reviews

* Add more prereqs to table

* Cleanup neon install documentation

* fix doc build warnings

* Make sure Tundes v3 graphic links properly

* Add detail about ONNX imports to README as requested

* Fix the broken merge

* add some docs for onnx

* Update install documentation

- Clarify the make -j use case from bob's PR
- Fix the words to be less wordy in some places - unit test does
  not need its own section
- Add placeholder for onnx integration discussion w Michal
- See if doxyfile adjustment can build docs faster

* Update install documentation

- Clarify the make -j use case from Bob's PR with Adam's suggestion
- Fix the words to be less wordy in some places - unit test does
  not need its own section
- Add placeholder for onnx integration discussion w Michal
- Fix Framework Integration Guide top links to be bullets
- See if doxyfile adjustment can build docs faster
- Fix grammar to the rendered title of embedded link

* Update framework-integration-guides.rst

* Update install.rst

* Update install.rst

* WIP review docs for onnx tutorial

- Fixed install instructions to clariy use of make -j as per discussion
- Added tutorial on how to run inference for CIFAR10 ResNet
- Condensed some instructions to involve less clicks when reading on web

* Friendly API for Ngraph++ Python bindings

* Preview doc build for review

* Preview doc build for review small edit

* More collab editing changes

* Make sure intro gets updated in both places

* Really add the changes this time

* PR review comments added

* Match changes made on 79c77fdd to resolve merge conflict

* Delete index.xsd

* Remove files added before gitignore was updated.

add softmax op and documentation