Update readme

Author: cesargb

README.md

@@ -1,6 +1,8 @@
 
 # PHP class to logs rotation
-PHP Class to Rotate files with compression
+PHP Class to rotate log files
+
+This class permit log rotating with diferetne processor.
 
 ## Usage
 
@@ -21,3 +23,36 @@ $rotation->addProcessor(
 
 $rotation->rotate($fileLog);
 ```
+
+## Processor
+
+After of move the content of current log file, you can process changes in
+the file was rotated.
+
+### GzProcessor
+
+This processor permit compress in gz format the file rotated.
+
+### RotativeProcessor
+
+This processor permit rotative each file in format file.log.1, file.log.2, ...
+
+You can call method `setMaxFiles` to set the number max of the files rotated.
+By default is 366 (One year if rotate each day).
+
+## Todo
+
+* Processor Prefix; To add prefix to file rotated, sample: date (yyyy-mm-dd)
+* Processor Archive; To move the file rotated to other dir.
+* Processors to move to the cloud
+
+## Test
+Run test with:
+
+```bash
+composer test
+```
+
+## Contributing
+
+Any contributions are welcome.