* editing how to execute computation file for clarity and linenos

* Add placeholder for runtime docs

* Update section on backends, interpreter, and FPGA options

* add updated master to fix python_ci

* Weird autosummary issue reverted

* Clarify new section

* fix up docs

* Update pattern matcher doc based on Nik's presentation slides WIP

* Update doc structure and examples

* remove old folder

* Fix broken Tensorview refs

* . helping people document code more efficiently

* PR review edits

* Finish PR review comment fixes so far

* split patternmatcher PR

* small fixes to PM docs

* remove mark tags from source code

* Final PR cleanup edits

* 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.