Create Lifecycle behavior reference doc (#568)

* Create Lifecycle reference doc

* Replace all caps with better emphasis styling

* Fix lint errors

* Replace "metrics" with "data"

Update Correct call patterns description

* Replace generic start/pause with corresponding Lifecycle API calls

Remove bolding

* Update example label text

Add description for Incorrect call patterns header

* Update wording and headers

Include diagram example, use references to numbered nodes

* Add Lifecycle session information

Add links to first mention of Lifecycle APIs

* Fix lint error

* Update doc based on feedback, add diagrams for all scenarios

* Fix lint errors

* Add instructions on how to fix unexpected scenarios

* Fix wording, remove text versions of diagrams

* Fix step numbers referenced in doc to reflect updated diagram

* Fix wording for starting MobileCore

Add newlines between bold headers and text

* Add behavior reference doc to config

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Co-authored-by: Emilia Dobrin <[email protected]>

gatsby-config.js

@@ -658,6 +658,10 @@ module.exports = {
                                         title: "Event reference",
                                         path: "/home/base/mobile-core/lifecycle/event-reference"
                                     },
+                                    {
+                                        title: "Behavior reference",
+                                        path: "/home/base/mobile-core/lifecycle/behavior-reference"
+                                    },
                                     {
                                         title: "Data reference",
                                         path: "/home/base/mobile-core/lifecycle/metrics"