* editing docs

* more doc updates

* Cleanup theme, update backends for PlaidML, remove stale font

* Add PlaidML description and doc update that should have been added with PR 1888

* Add PlaidML description and doc update that should have been added with PR 1888

* Latest release doc updates

* Add PlaidML description and doc update for PR 1888
* Update glossary with tensor description and quantization def
* Refactor landpage with QuickStart guides
* Add better details about nGraph features and roadmap

* Placeholder detail for comparison section

* Add section link

* order sections alphabetically for now

* update compiler illustration

* Address feedback from doc review

* Update illustration wording

* Formatting and final edits

* keep tables consistent

* Clarify doc on bridge and compiler docs

* Clarify doc on bridge and compiler docs

* yay for more feedback and improvements

* edit with built doc

* Fix typo

* Another phase of PR review editing

* Final review comment resolved

* note grammatically-correct wording preferred as often as possible.

* First iteration of shared subgraphs with onnx doc

* Updte onnx wheel install instructions with latest ngraph-0.9.0 versioning

* Updte onnx wheel install instructions with latest ngraph-0.9.0 versioning

* Update section  on subgraphs and shared subgraph docs

* Finalize edit of mxnet tutorial given status of our PR

* Make sure latest conf py is being used

* Update to latest index

* Add link to design doc mentioned by Ashoke and update about for consistent headings

* Update with PR feedback

* Update with new pip install instructions

* add more testing

* Further feedback review included

* Improve descriptions, given the new pip pkg install options

* Add note to onnx_ssg_tutorial

* Links updated to latest correct url

* Improve docs for Beta

* Reorganize TOC

* Better org in sections

* Make heading style consistent across indexes

* Update intro to framework builders

* Update intro to framework builders

* Add feedback from reviewers

* Minor fixes to ToC and editing

* Add section on FMV for miscellaneous use cases

* Update notice on README

* Updte link to howto index

* fix typo

* fix note

* Update glossary

* Skip --exclude-libs linker flag on macOS

* Change test to if(LINUX)

* Add "Any" op and AnyAllReplacement pass

* Add AnyAllReplacement to IGPU backend

* Stub (error-out) handlers for GPU and INTELGPU

* Add 'All' op

* Add AnyAllInsertion pass, deprecate deprecable ops, add stubs for INTELGPU

* Add failing unit tests to INTELGPU manifest

* Reduce boilerplate

* Reduce more boilerplate

* Add static keywords

* Add ShapeOf op

* Helps to check in the source files

* Add shape_of_scalar to unit test manifests

* Add missing include to gpu_emitter.cpp

* Change 'this op is experimental' wording per @indie's suggestion

* New idea: let's try not mallocing 300 terabytes

* Update interpreter implementation

* add stub files for quant dequant

* quantize / dequantize doc

* Small doxygen fixes

* Update quantize.rst

* quant docs

* More op doc, fix formatting

* sqrt, tan

* Formatting.

* add DropOut op and stub to Documentation ToC

* cleanup stub for dropout and add template for op additions

* add checklist as helper for op_stub

* update frameworkdocs

* revise docs with new MXNet bridge code instructions

* revise docs with new MXNet bridge code instructions

* update version and add glossary defs

* clean up graph rewrite code blocks

* PR feedback

* add better details to LSTM def

* RNN def generalized

* adding fancy formulas to RNN def glossary entry

* Address API breaking change in PR 1164

* all of the documentation re default install path needed updated with pr 1164

* Assert manual compilation process to build ngraph_dist locally as a sensible default

* Doc through relu, use mathtt instead of texttt in equations.

* Review comments.

* Some more op documentation

* Review comments

* Add logical-and, logical-or ops

* Restore accidentally-deleted test

* add new ops to IE backend

* BatchNorm documentation

* Fix typo, install URL

* Switch to desired BatchNorm

* Remove NGRAPH_DISTRIBUTED from allreduce op class
* Add allreduce doc

* Improve the readability of imported doxygenclass api doc style
from being so small (WIP).

Also fixed the not op to not import abs doxygenclass.

* Make sure no large files get added to git

* Other doxygen files to exclude from git

* WIP phase two styling code to save and test

* Cleanup for PR

* More op doc

* Add working doxygenclass import to reST file

* Cleanup punctuation on wording in tables, no punctuation for fragments, remove autodoc extension since we use breathe

* Support Github rendering of cc-README

* Fix sp for basic accessors and update to show mathcal syntax in rst

* modify earlier change after checking what is supposed to render

* Resolve spacing error on rst syntax

* updates for PR to be even with master

* Doc for the rest of the Cs.

* Review comments.

* Some more op doc

* Review comments

* Review comments.

* Review comments

* Doc the A-ops.

* Better structure for ops and the docs around them, based on cyphers branch for doc-the-a-ops

* More edits for merge into preview branch

* Update link to framework integration guide page on testing libngraph

* Better arcbackprops, review comments

* Make ``input`` consistent.

* Uniform formatting.