Update security overview

Fix typo in Authorization Code response example.
Update Symbol Suggest docs

Symbol Suggest is available for public consumption.
Update ODATA Filter Docs URI

The OData Filter URI changed.
Fix Route in User Account Balances Example

Add `/v2/`
Fix Route in User Account Positions Example

Add `/v2/`
Fix typo in Symbol Suggest request example

Add Bearer to Authorization Header
Fix MD formatting for barchart
Merge branch 'gh-pages' into v2

* gh-pages:
  Fix MD formatting for barchart
Update baseurl for fork
Update stream barchart summary to include note on streaming daily bars out of session
Fix MD formatting for barchart
Merge branch 'gh-pages' into v2

* gh-pages:
  Fix MD formatting for barchart
  Update stream barchart summary to include note on streaming daily bars out of session
  Fix typo in Symbol Suggest request example
  Fix Route in User Account Positions Example
  Fix Route in User Account Balances Example
  Update ODATA Filter Docs URI
  Update Symbol Suggest docs
  Update security overview

Conflicts:
	en/stream/barchart.md