* Test re-using page layout from current ONNX Runtime website for docs

* Add content for documentation on website

* Fixed most broken links

* Copy just-the-docs theme sources into repo

* Remove local theme files as this did not work with GitHub

* Remove nojekyll file

* Move image assets into single location

* Add Contents to markdown files and ensure only one h1

* Update after review

* Fix img links

* Add trailing slash to main nav links

* Fix broken links on main docs page

* Re-fix broken links on main docs page

* Fix broken links #3

* Fix broken links #4

* Fix broken links #5

* Fix broken links #6

* Fix paths to global assets

* Add updates since fork

* Update custom op docs

* Fix link

### Description
Release OrtEnv before main function returns. Before this change, OrtEnv
is deleted when C/C++ runtime destructs all global variables in ONNX
Runtime's core framework.
The callstack is like this:
```
  * frame #0: 0x00007fffee39f5a6 libonnxruntime.so.1.16.0`onnxruntime::Environment::~Environment(this=0x00007fffee39fbf2) at environment.h:20:7
    frame #1: 0x00007fffee39f614 libonnxruntime.so.1.16.0`std::default_delete<onnxruntime::Environment>::operator()(this=0x00007ffff4c30e50, __ptr=0x0000000005404b00) const at unique_ptr.h:85:2
    frame #2: 0x00007fffee39edca libonnxruntime.so.1.16.0`std::unique_ptr<onnxruntime::Environment, std::default_delete<onnxruntime::Environment>>::~unique_ptr(this=0x5404b00) at unique_ptr.h:361:17
    frame #3: 0x00007fffee39e2ab libonnxruntime.so.1.16.0`OrtEnv::~OrtEnv(this=0x00007ffff4c30e50) at ort_env.cc:43:1
    frame #4: 0x00007fffee39fa96 libonnxruntime.so.1.16.0`std::default_delete<OrtEnv>::operator()(this=0x00007fffefff8f78, __ptr=0x00007ffff4c30e50) const at unique_ptr.h:85:2
    frame #5: 0x00007fffee39f394 libonnxruntime.so.1.16.0`std::unique_ptr<OrtEnv, std::default_delete<OrtEnv>>::~unique_ptr(this=0x7ffff4c30e50) at unique_ptr.h:361:17
    frame #6: 0x00007ffff78574b5 libc.so.6`__run_exit_handlers + 261
    frame #7: 0x00007ffff7857630 libc.so.6`exit + 32
    frame #8: 0x00007ffff783feb7 libc.so.6`__libc_start_call_main + 135
    frame #9: 0x00007ffff783ff60 libc.so.6`__libc_start_main@@GLIBC_2.34 + 128
    frame #10: 0x0000000000abbdee node`_start + 46
```
After this change, OrtEnv will be deleted before the main function
returns and nodejs is still alive.

* Populate ovep abi based on example ep

* remove ocl headers

* Add openvino plugin ep provider tests

* move some factory implementations out of header

* initial crude device support device implementation

* Create multiple factories for device type/meta device

* only expose new ABI

* Provider entry

* remove factory impl

* Add disable copy and move macro

* rearrange ov factory functions

* enumerate AUTO

* Match OV devices via device id

* Only assign devices which are passed to CreateEp

* update provider api based on upstream

* Only expose a default + AUTO ov factory

* Implement CreateIExecutionProvider

* format ov_factory

* fix linux build

* Create separate dll for plugin

* fix linux build for tests

* use new plugin for tests

* Implement newly added apis that aren't optional

* Add linker language

* update meta data usage to match upstream

* onnxruntime making the symbol disappear?

* wrong shared library function?

* linker script for sure is getting invoked?

* don't gc sections

* linker language v2

* hack only link shared library against static on windows.

* only static lib on windows v2

* fixup apple path

* fix up sources

* add missing sources

* skip tests on linux since we aren't buildling a plugin for it yet