Update README.md: how to build (with conan) and run tests

Author: alisianoi

README.md

@@ -1,17 +1,25 @@
 # Classic CS Algorithms in CPP
 
-Unit tests are written with Boost.Test library. Run them like so:
+[![Build Status](https://travis-ci.org/alisianoi/algos-cpp.svg?branch=master)](https://travis-ci.org/alisianoi/algos-cpp)
 
-```
-mkdir build
-cd build
-cmake .. && make && ctest
-```
+## How to set up?
 
-To run a specific test unit, say binary search tests, drop the `test_` and run:
+First, install the [conan](https://conan.io/) package manager for your system. Then build and run the unit tests like so:
 
+```sh
+mkdir build && cd build
+conan install .. && cmake ..
+ctest
 ```
-ctest -R binsearch
+
+Unit tests are written with Boost.Test library. To run a specific test unit, say binary search tests, drop the `test_` and run:
+
+```sh
+ctest --verbose -R binsearch
 ```
 
-Alternatively, run the file directly: `./tests/test_binsearch`
+Alternatively, run the file directly:
+
+```sh
+./tests/test_binsearch
+```