Readme, license swap fix

LICENSE

@@ -69,5 +69,4 @@ http://www.apache.org/licenses/LICENSE-2.0
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
+See the License for the specific language governin

README.md

@@ -1,4 +1,50 @@
-# Library for executing bash commands with captured output.
+
+# Library for executing bash commands with captured output
+
+The output of the bash command is saved in a C++ string. 
 
 
-The output of the bash command is saved in a C++ string.
+## Features
+
+- Execute command send as string 
+- Return string as command response
+- Thread safe
+- Throws an exception when cant pipe stream in execute command 
+
+## Installation
+
+Just download the latest release and unzip it into your project. You can turn it on with:
+
+```
+#include "exec/lib/exec.hpp"
+using namespace marcelb;
+```
+
+## Usage
+
+```c++
+/**
+* Run bash command and store output
+*/
+string out = exec("ls -lha");
+
+/**
+* Print response
+*/
+cout << out << endl;
+```
+## License
+
+[APACHE 2.0](http://www.apache.org/licenses/LICENSE-2.0/)
+
+
+## Support & Feedback
+
+For support and any feedback, contact the address: marcelb96@yahoo.com.
+
+## Contributing
+
+Contributions are always welcome!
+
+Feel free to fork and start working with or without a later pull request. Or contact for suggest and request an option.
+

lib/exec.hpp

@@ -6,11 +6,14 @@
 
 using namespace std;
 
+namespace marcelb {
+
 /**
  * Execute bash command
 */
+string exec(const string& command);
 
-string exec(const string command);
+}
 
 
 #endif

src/exec.cpp

@@ -1,6 +1,6 @@
 #include "../lib/exec.hpp"
 
-string exec(const string command) {
+string marcelb::exec(const string& command) {
     FILE *fds;
     char cstr[200];
     fds = popen(command.c_str(), "r");

test/test.cpp

@@ -3,13 +3,12 @@
 #include "../lib/exec.hpp"
 
 using namespace std;
+using namespace marcelb;
 
 int main() {
 
     string out = exec("ls -lha");
-
     cout << out << endl;
     
-
     return 0;
 }