Polish READMEs

README.md

@@ -119,7 +119,7 @@ Finally, install the PHP extension the usual way, briefly:
 
 3. possibly reload the webserver.
 
-At this point the source repository is no more needed, you can run `make cleanall` to clean everything up.
+At this point the source repository is no more needed, run `make cleanall` to clean everything up.
 
 ### Settings
 
@@ -157,15 +157,15 @@ Install the dependencies with:
 npm install -C ./app/
 ```
 
-Then just run Fracker locally with `./app/bin/fracker.js`.
+Then run Fracker locally with `./app/bin/fracker.js`.
 
 Optionally, install the executable globally by creating a symlink to this folder with:
 
 ```console
 npm install -g ./app/
 ```
 
-Now you can just run `fracker`.
+After that, the `fracker` command will be globally available.
 
 Uninstall with:
 

ext/README.md

@@ -32,4 +32,4 @@ All the changes introduced by Fracker to Xdebug are self-contained in a single [
     make format-patch
     ```
 
-To update the Xdebug version, change the `XDEBUG_VERSION` variable in the `Makefile` then repeat the above steps. You might need to resolve conflicts and other issues manually.
+To update the Xdebug version, change the `XDEBUG_VERSION` variable in the `Makefile` then repeat the above steps, conflicts and other issues must be addressed manually. Same goes for downgrading Xdebug in order to support older PHP versions, refer to [this](https://xdebug.org/docs/compat) page to find the right version.