fixed namespaces in README

Author: awegrzyn

README.md

@@ -87,9 +87,12 @@ make install
 
 ## Getting started
 ### Monitoring instance
-The recommended way of getting (`unique_ptr` to) monitoring instance is `Get`ing it from  `MonitoringFactory` by passing `URI(s)` as a parameter (comma seperated if more than one).
+The recommended way of getting (`unique_ptr` to) monitoring instance is `Get`ing it from  `MonitoringFactory` by passing backend URI(s) as a parameter (comma seperated if more than one).
+The library is accessible from `o2::monitoring` namespace.
+
 ```cpp
-AliceO2::Monitoring::MonitoringFactory::Get("backend[-protocol]://host:port[?query]");
+using namespace o2::monitoring;
+MonitoringFactory::Get("backend[-protocol]://host:port[?query]");
 ```
 See table below to find out how to create `URI` for each backend:
 

examples/1-Basic.cxx

@@ -5,12 +5,12 @@
 
 #include "Monitoring/MonitoringFactory.h"
 
-using Monitoring = o2::monitoring::MonitoringFactory;
+using namespace o2::monitoring;
 
 int main() {
   // Configure monitoring
   // Pass string with list of URLs as parameter
-  auto monitoring = Monitoring::Get("infologger://");
+  auto monitoring = MonitoringFactory::Get("infologger://");
 
   // now send an application specific metric
   // 10 is the value