update version to v2.0.0 (#418)

README.md

@@ -18,12 +18,12 @@ You can write your PDFs like you are creating a site using Bootstrap. A Row may
 Besides that, pages will be added when content may extrapolate the useful area. You can define a header which will be added
 always when a new page appear, in this case, a header may have many rows, lines or tablelist. 
 
-#### Maroto `v2.0.0-beta.19` is here! Try out:
+#### Maroto `v2.0.0` is here! Try out:
 
 * Installation with`go get`:
 
 ```bash
-go get github.com/johnfercher/maroto/v2@v2.0.0-beta.19
+go get github.com/johnfercher/maroto/v2@v2.0.0
 ```
 
 * You can see the full `v2` documentation [here](https://maroto.io/).

docs/README.md

@@ -19,12 +19,12 @@
 
 * We are about to create a document processor to generate PDFs by interpreting serialized data as: yml, json or html. Please contribute with your ideas in [this discussion](https://github.com/johnfercher/maroto/discussions/390).
 
-#### 3. Maroto`v2.0.0-beta.19`is here! Try out:
+#### 3. Maroto`v2.0.0`is here! Try out:
 
 * Installation with`go get`:
 
 ```bash
-go get github.com/johnfercher/maroto/v2@v2.0.0-beta.19
+go get github.com/johnfercher/maroto/v2@v2.0.0
 ```
 
 The public API was completely redesigned with the aim of enhancing the 

docs/_coverpage.md

@@ -1,6 +1,6 @@
 ![logo](assets/images/logo.png)
 
-# Maroto <small>v2.0.0-beta.19</small>
+# Maroto <small>v2.0.0</small>
 
 > An open-source golang lib to create PDFs. Fast and Simple.