docs(README): added requirements

Author: mrmonopoly-cyber

README.md

@@ -32,6 +32,8 @@ This will generate:
 - a [doxygen](https://www.doxygen.nl/) documentation in ```doc/doxygen```
 - a [latex](https://www.latex-project.org/) report in ```doc/report``` with name **report.pdf**
 
+> To make the report [gnuplot](http://www.gnuplot.info/) is required
+
 To clean the doc:
 ```sh
 make clean

target/linux/README.md

@@ -9,6 +9,7 @@ and find the best leader between them. Also a **console logger** is implemented
 - [gcc](https://gcc.gnu.org/install/)
 - [make](https://www.gnu.org/software/make/)
 - [wget](https://www.gnu.org/software/wget/)
+- [cppzmq](https://github.com/zeromq/cppzmq)
 
 # Setup