Unified installation guide in all readme files

Author: norberttech

src/adapter/etl-adapter-amphp/README.md

@@ -17,7 +17,7 @@ Changes merged to monorepo are automatically propagated into sub repositories.
 # Installation
 
 ```
-composer require flow-php/etl-adapter-amphp
+composer require flow-php/etl-adapter-amphp:1.x@dev
 ```
 
 Example usage: 

src/adapter/etl-adapter-avro/README.md

@@ -18,7 +18,7 @@ Changes merged to monorepo are automatically propagated into sub repositories.
 ## Installation 
 
 ``` 
-composer require flow-php/etl-adapter-avro
+composer require flow-php/etl-adapter-avro:1.x@dev
 ```
 
 ## Extractor - Flix Tech Avro

src/adapter/etl-adapter-csv/README.md

@@ -16,7 +16,7 @@ Changes merged to monorepo are automatically propagated into sub repositories.
 ## Installation 
 
 ``` 
-composer require flow-php/etl-adapter-csv
+composer require flow-php/etl-adapter-csv:1.x@dev
 ```
 
 ## Extractor 

src/adapter/etl-adapter-doctrine/README.md

@@ -7,12 +7,10 @@ open PR against [flow](https://github.com/flow-php/flow) monorepo.
 
 Changes merged to monorepo are automatically propagated into sub repositories.
 
-
 ## Installation 
 
 ```
-composer require flow-php/etl-adapter-doctrine
-composer require flow-php/doctrine-dbal-bulk
+composer require flow-php/etl-adapter-doctrine:1.x@dev
 ```
 
 ## Description

src/adapter/etl-adapter-elasticsearch/README.md

@@ -7,6 +7,11 @@ open PR against [flow](https://github.com/flow-php/flow) monorepo.
 
 Changes merged to monorepo are automatically propagated into sub repositories.
 
+## Installation
+
+```
+composer require flow-php/etl-adapter-elasticsearch:1.x@dev
+```
 
 ## Description
 

src/adapter/etl-adapter-http/README.md

@@ -7,6 +7,12 @@ open PR against [flow](https://github.com/flow-php/flow) monorepo.
 
 Changes merged to monorepo are automatically propagated into sub repositories.
 
+## Installation
+
+```
+composer require flow-php/etl-adapter-http:1.x@dev
+```
+
 ## Description
 
 ETL Adapter that provides memory safe HTML support for ETL.

src/adapter/etl-adapter-json/README.md

@@ -16,9 +16,10 @@ Following implementation are available:
 
 ## Installation
 
-``` 
-composer require flow-php/etl-adapter-json
 ```
+composer require flow-php/etl-adapter-json:1.x@dev
+```
+
 
 > Json library is not explicitly required, you need to make sure it is available in your composer.json file.
 > If you are only using Loader, this dependency is optional.

src/adapter/etl-adapter-logger/README.md

@@ -11,6 +11,12 @@ Changes merged to monorepo are automatically propagated into sub repositories.
 
 ETL Adapter that provides PSR Logger support for ETL.
 
+## Installation
+
+```
+composer require flow-php/etl-adapter-logger:1.x@dev
+```
+
 ## Loader - PsrLogger
 
 Load each row into PsrLoggerInterface implementation.

src/adapter/etl-adapter-parquet/README.md

@@ -14,10 +14,10 @@ ETL Adapter that provides Loaders and Extractors that works with Parquet files.
 Following implementation are available: 
 - [Codename Parquet](https://github.com/codename-hub/php-parquet) 
 
-## Installation 
+## Installation
 
-``` 
-composer require flow-php/etl-adapter-parquet
+```
+composer require flow-php/etl-adapter-parquet:1.x@dev
 ```
 
 > Parquet library is not explicitly required, you need to make sure it is available in your composer.json file.

src/adapter/etl-adapter-reactphp/README.md

@@ -14,10 +14,10 @@ open PR against [flow](https://github.com/flow-php/flow) monorepo.
 
 Changes merged to monorepo are automatically propagated into sub repositories.
 
-# Installation
+## Installation
 
 ```
-composer require flow-php/etl-adapter-reactphp
+composer require flow-php/etl-adapter-reactphp:1.x@dev
 ```
 
 Working example: