Flipper Release: v0.12.0

Summary:
- Docs for UI components are now automatically published: https://fbflipper.com/docs/ui-components.html
- Stop caching source files in dev mode: ad98ba3235
- `createTablePlugin` now uses persisted State: db42e8e970
- HTML in network responses now gets formatted: a56d7d5d72
- Notification filters are persisted between sessions: 9fb3a56303
- Prevent Flipper SDK crashes from bringing down Android apps: ddbb3c7f89
- Fix Android devices from not showing up: a6765deec6

Full commit log since the last release available here: https://github.com/facebook/flipper/compare/v0.11.1...v0.12.0

Reviewed By: jknoxville

Differential Revision: D13153344

fbshipit-source-id: e67e2ac9469b2a5ef58d1963a38b1c8f448bd4fb

docs/getting-started.md

@@ -45,7 +45,7 @@ repositories {
 }
 
 dependencies {
-  debugImplementation 'com.facebook.flipper:flipper:0.11.1'
+  debugImplementation 'com.facebook.flipper:flipper:0.12.0'
 }
 ```
 
@@ -81,7 +81,7 @@ repositories {
 }
 
 dependencies {
-  debugImplementation 'com.facebook.flipper:flipper:0.11.1'
+  debugImplementation 'com.facebook.flipper:flipper:0.12.0'
 }
 ```
 
@@ -94,7 +94,7 @@ project 'MyApp.xcodeproj'
 source 'https://github.com/facebook/flipper.git'
 source 'https://github.com/CocoaPods/Specs'
 swift_version = "4.1"
-flipperkit_version = '0.11.1'
+flipperkit_version = '0.12.0'
 
 target 'MyApp' do
   platform :ios, '9.0'